WYSJ-CD

Hell fires, endless winters, or a planet wracked by earthquakes are a some versions of Armageddon visualized by our ancient ancestors; examine which one science thinks will be closest to the truth.

A Pennsylvania cop searches for hundreds of thousands of children that vanish mysteriously in a storm-ravaged America; Two scientists rush to stop a deadly pandemic that threatens to decimate the world.

Juan Chavez, a skateboard ramp designer-turned sculptor from Chicago; Eric Helvie creates incredible photorealistic work; lawyer/art educator/ artist Justin Vining; in Chicago with sculpture artist Bernard Williams.

One hundred kilometers above the Earth's surface lies an invisible frontier: the edge of space; this is the Karman Line the boundary between our planet's atmosphere and what lies beyond.

Featuring lessons that guide teenagers to learn about ways to help the environment.

The inventor of the Snow Annihilator claims the machine has all the answers to winter road maintenance and is tested against the Canadian winter.

Soldier Josip Broz climbs the ranks to become Communist prime minister and eventually president of Yugoslavia.

The American divorcee and former King of England are profiled as well as the Duke of Windsor's niece and Queen of England.

Commentary creates in-depth portraits.

The life of Ceausescu, the Communist ruler of Romania who turned into a despised tyrant and was executed by a firing squad in 1989.

Former Communist ruler Pol Pot is believed to have put 2 million Cambodians to death in the mid-1970s.

Supporters of former Philippine first lady Imelda Marcos remember her efforts to improve social welfare and respect her ability to survive, while detractors claim she'll only be remembered for her shoes.

Mongol conqueror Genghis Khan built one of the world's largest empires with territory from northern China through Russia and Eastern Europe.

Attila the Hun devastates the Roman Empire.

Philosopher Vladimir Lenin was catapulted into the headlines of the 20th century thanks to the Russian Revolution.

Soldier Josip Broz climbs the ranks to become Communist prime minister and eventually president of Yugoslavia.

The American divorcee and former King of England are profiled as well as the Duke of Windsor's niece and Queen of England.

Commentary creates in-depth portraits.

The life of Ceausescu, the Communist ruler of Romania who turned into a despised tyrant and was executed by a firing squad in 1989.

Former Communist ruler Pol Pot is believed to have put 2 million Cambodians to death in the mid-1970s.

Supporters of former Philippine first lady Imelda Marcos remember her efforts to improve social welfare and respect her ability to survive, while detractors claim she'll only be remembered for her shoes.

Mongol conqueror Genghis Khan built one of the world's largest empires with territory from northern China through Russia and Eastern Europe.

Attila the Hun devastates the Roman Empire.

Philosopher Vladimir Lenin was catapulted into the headlines of the 20th century thanks to the Russian Revolution.

Soldier Josip Broz climbs the ranks to become Communist prime minister and eventually president of Yugoslavia.

The American divorcee and former King of England are profiled as well as the Duke of Windsor's niece and Queen of England.

Commentary creates in-depth portraits.

The life of Ceausescu, the Communist ruler of Romania who turned into a despised tyrant and was executed by a firing squad in 1989.

Former Communist ruler Pol Pot is believed to have put 2 million Cambodians to death in the mid-1970s.

Supporters of former Philippine first lady Imelda Marcos remember her efforts to improve social welfare and respect her ability to survive, while detractors claim she'll only be remembered for her shoes.

The ancient Celtic queen of the Iceni tribe spearheads a rebellion against the Romans.

The story of a young peasant girl who commanded an army.

Contributions of the nearly 2 million living female veterans span three generations.

Women battle against Nazis behind enemy lines; Josephine Baker uses her celebrity status to smuggle information to the Allies; a wireless operator in France supports a spy network; teenage girls in the Netherlands assassinate Nazi officers.

Women who took to the skies to combat Hitler's aerial threat, including a pilot who delivered more than 1,400 aircraft, a Soviet group called the Night Witches and a gunner girl battling Hitler's luftwaffe.

Stories of female journalists, nurses and guerilla fighters; Martha Gellhorn stows away on a hospital ship and ends up on Omaha beach; photographer Lee Miller.

Service pilots; top female aviators.

The ancient Celtic queen of the Iceni tribe spearheads a rebellion against the Romans.

The story of a young peasant girl who commanded an army.

Contributions of the nearly 2 million living female veterans span three generations.

Women battle against Nazis behind enemy lines; Josephine Baker uses her celebrity status to smuggle information to the Allies; a wireless operator in France supports a spy network; teenage girls in the Netherlands assassinate Nazi officers.

Women who took to the skies to combat Hitler's aerial threat, including a pilot who delivered more than 1,400 aircraft, a Soviet group called the Night Witches and a gunner girl battling Hitler's luftwaffe.

Stories of female journalists, nurses and guerilla fighters; Martha Gellhorn stows away on a hospital ship and ends up on Omaha beach; photographer Lee Miller.

Service pilots; top female aviators.

The ancient Celtic queen of the Iceni tribe spearheads a rebellion against the Romans.

The story of a young peasant girl who commanded an army.

Contributions of the nearly 2 million living female veterans span three generations.

Women battle against Nazis behind enemy lines; Josephine Baker uses her celebrity status to smuggle information to the Allies; a wireless operator in France supports a spy network; teenage girls in the Netherlands assassinate Nazi officers.

Women who took to the skies to combat Hitler's aerial threat, including a pilot who delivered more than 1,400 aircraft, a Soviet group called the Night Witches and a gunner girl battling Hitler's luftwaffe.

Stories of female journalists, nurses and guerilla fighters; Martha Gellhorn stows away on a hospital ship and ends up on Omaha beach; photographer Lee Miller.

Service pilots; top female aviators.

As the Earth's average temperature rises each year, experts warn we are nearing a fatal tipping point that will set into motion a cascade of natural disasters that will devastate the United States and the world.

Exploring the Mariana Trench reveals the slash along the floor of the Pacific Ocean to be deeper than Mount Everest is high.

The virtually rainless Atacama Desert nestled along Chile's Pacific coast west of the Andes is considered the driest place on Earth; bacteria found in the Atacama gives scientists hope they might find life on Mars.

A massive volcanic eruption in Siberia kills 95 percent of the species on Earth 250 million years ago, paving the way for the age of the dinosaurs.

The Mount St. Helens volcano in Washington state erupts in 1980, killing 57 people; studying the volcano's geology while wondering when it will explode again.

An eruption of Italy's Mount Vesuvius destroyed the ancient Roman cities of Pompeii and Herculaneum, and the volcano continues to threaten a densely populated area of 3 million people.

Exploring the underground forces that triggered one of recorded history's biggest volcanic eruptions at Krakatoa, killing more than 36,000 people and causing widespread destruction in 1883.

As the Earth's average temperature rises each year, experts warn we are nearing a fatal tipping point that will set into motion a cascade of natural disasters that will devastate the United States and the world.

Exploring the Mariana Trench reveals the slash along the floor of the Pacific Ocean to be deeper than Mount Everest is high.

The virtually rainless Atacama Desert nestled along Chile's Pacific coast west of the Andes is considered the driest place on Earth; bacteria found in the Atacama gives scientists hope they might find life on Mars.

A massive volcanic eruption in Siberia kills 95 percent of the species on Earth 250 million years ago, paving the way for the age of the dinosaurs.

The Mount St. Helens volcano in Washington state erupts in 1980, killing 57 people; studying the volcano's geology while wondering when it will explode again.

An eruption of Italy's Mount Vesuvius destroyed the ancient Roman cities of Pompeii and Herculaneum, and the volcano continues to threaten a densely populated area of 3 million people.

Exploring the underground forces that triggered one of recorded history's biggest volcanic eruptions at Krakatoa, killing more than 36,000 people and causing widespread destruction in 1883.

As the Earth's average temperature rises each year, experts warn we are nearing a fatal tipping point that will set into motion a cascade of natural disasters that will devastate the United States and the world.

Exploring the Mariana Trench reveals the slash along the floor of the Pacific Ocean to be deeper than Mount Everest is high.

The virtually rainless Atacama Desert nestled along Chile's Pacific coast west of the Andes is considered the driest place on Earth; bacteria found in the Atacama gives scientists hope they might find life on Mars.

A massive volcanic eruption in Siberia kills 95 percent of the species on Earth 250 million years ago, paving the way for the age of the dinosaurs.

The Mount St. Helens volcano in Washington state erupts in 1980, killing 57 people; studying the volcano's geology while wondering when it will explode again.

An eruption of Italy's Mount Vesuvius destroyed the ancient Roman cities of Pompeii and Herculaneum, and the volcano continues to threaten a densely populated area of 3 million people.

Exploring the underground forces that triggered one of recorded history's biggest volcanic eruptions at Krakatoa, killing more than 36,000 people and causing widespread destruction in 1883.

Tracing the rise to power of Owney Madden during the prohibition years.

Mickey Spillane wages a decades-long war with the Mafia for control of Hell's Kitchen.

Danny Greene, known as the Celtic Warrior, ran a criminal empire in Cleveland and took on the might of the Italian mob with no fear at all; Jimmy "The Gent" Burke is the basis for Robert De Niro's character in "Goodfellas.".

Based in Canada, the Stopwatch Gang got their name from the FBI as its leader always wore a stopwatch around his neck and all bank robberies lasted no more than 90 seconds.

Pat Nee started out together with James "Whitey" Bulger in the Winter Hill gang in South Boston; Brian O'Dea tells his own incredible story first as a hash dealer with small time deals before becoming the largest Cannabis importer into Canada.

A profile of Frank Sheeran, who claimed to have killed Jimmy Hoffa, and gangster Whitey Bulger, who evaded law enforcement for years.

From the mid-1600s to the turn of the 20th century, more than 5 million emigrate from Ireland; Aidan Quinn narrates.

Tracing the rise to power of Owney Madden during the prohibition years.

Mickey Spillane wages a decades-long war with the Mafia for control of Hell's Kitchen.

Danny Greene, known as the Celtic Warrior, ran a criminal empire in Cleveland and took on the might of the Italian mob with no fear at all; Jimmy "The Gent" Burke is the basis for Robert De Niro's character in "Goodfellas.".

Based in Canada, the Stopwatch Gang got their name from the FBI as its leader always wore a stopwatch around his neck and all bank robberies lasted no more than 90 seconds.

Pat Nee started out together with James "Whitey" Bulger in the Winter Hill gang in South Boston; Brian O'Dea tells his own incredible story first as a hash dealer with small time deals before becoming the largest Cannabis importer into Canada.

A profile of Frank Sheeran, who claimed to have killed Jimmy Hoffa, and gangster Whitey Bulger, who evaded law enforcement for years.

From the mid-1600s to the turn of the 20th century, more than 5 million emigrate from Ireland; Aidan Quinn narrates.

Tracing the rise to power of Owney Madden during the prohibition years.

Mickey Spillane wages a decades-long war with the Mafia for control of Hell's Kitchen.

Danny Greene, known as the Celtic Warrior, ran a criminal empire in Cleveland and took on the might of the Italian mob with no fear at all; Jimmy "The Gent" Burke is the basis for Robert De Niro's character in "Goodfellas.".

Based in Canada, the Stopwatch Gang got their name from the FBI as its leader always wore a stopwatch around his neck and all bank robberies lasted no more than 90 seconds.

Pat Nee started out together with James "Whitey" Bulger in the Winter Hill gang in South Boston; Brian O'Dea tells his own incredible story first as a hash dealer with small time deals before becoming the largest Cannabis importer into Canada.

A profile of Frank Sheeran, who claimed to have killed Jimmy Hoffa, and gangster Whitey Bulger, who evaded law enforcement for years.

From the mid-1600s to the turn of the 20th century, more than 5 million emigrate from Ireland; Aidan Quinn narrates.

A survey of early American homes, from the post and beam timber frame, the log house, sod house and the adobe home.

Archaeologists unearth priceless information about America's first settlement.

Planning, craftsmanship, improvisation and sheer determination contribute to the success of the Lewis and Clark expedition.

Two trailblazers lead an expedition in search of a water route to the Pacific.

To the Plains Indian, the buffalo represents food, shelter and clothing.

Nomadic American Indians' motivation, tactics, weapons and experiences.

Stonework experts Jim and Bill Vieira use cutting-edge technology to take a deeper look at a mysterious inscription which could lead to the truth about the disappearance of 117 colonists from Roanoke Island in the sixteenth century.

Stonework experts Jim and Bill Vieira continue their hunt for the Lost Colony of Roanoke by analyzing the inscription on the mysterious Dare Stone against the 400-year-old historical record.

A survey of early American homes, from the post and beam timber frame, the log house, sod house and the adobe home.

Archaeologists unearth priceless information about America's first settlement.

Planning, craftsmanship, improvisation and sheer determination contribute to the success of the Lewis and Clark expedition.

Two trailblazers lead an expedition in search of a water route to the Pacific.

To the Plains Indian, the buffalo represents food, shelter and clothing.

Nomadic American Indians' motivation, tactics, weapons and experiences.

Stonework experts Jim and Bill Vieira use cutting-edge technology to take a deeper look at a mysterious inscription which could lead to the truth about the disappearance of 117 colonists from Roanoke Island in the sixteenth century.

Stonework experts Jim and Bill Vieira continue their hunt for the Lost Colony of Roanoke by analyzing the inscription on the mysterious Dare Stone against the 400-year-old historical record.

A survey of early American homes, from the post and beam timber frame, the log house, sod house and the adobe home.

Archaeologists unearth priceless information about America's first settlement.

Planning, craftsmanship, improvisation and sheer determination contribute to the success of the Lewis and Clark expedition.

Two trailblazers lead an expedition in search of a water route to the Pacific.

To the Plains Indian, the buffalo represents food, shelter and clothing.

Nomadic American Indians' motivation, tactics, weapons and experiences.

Stonework experts Jim and Bill Vieira use cutting-edge technology to take a deeper look at a mysterious inscription which could lead to the truth about the disappearance of 117 colonists from Roanoke Island in the sixteenth century.

Stonework experts Jim and Bill Vieira continue their hunt for the Lost Colony of Roanoke by analyzing the inscription on the mysterious Dare Stone against the 400-year-old historical record.

How distance, time, speed, weight and temperature are measured; weighing a whale; how a speedometer works; the National Institute of Standards and Technology; measuring tapes made by Stanley Tools.

The transmission of forces from point to point through fluid opens the door for the Industrial Revolution.

Dredgers clear and deepen ports for vessels that carry megacontainers.

Dynamite explodes hills, drills divide stone walls, and giant cranes pull 400,000-pound blocks from quarry pits; rock serves as civilization's raw material for roads, buildings, paint, glue, makeup, antacids, and chewing gum.

Cotton caused a civil war and jump-started the Industrial Revolution while becoming the world's most ubiquitous fabric; a chronicle of cotton's journey from dirt to shirt.

America's aging infrastructure is in danger of collapse due to corrosion, according to engineers; technology for battling corrosion; harnessing the destructive power of decomposition.

Episode takes the "best of" Modern Marvels and give the mega top 10 countdown; on this edition: awe-inspiring machines, featuring the top ten mightiest, strangest, and most unique innovations from the archives.

From giant machine presses stamping car bodies to 125-ton chainsaws cutting hardest rock, huge telescopes glimpsing universe ends to world's largest rock crushers; explore massive machines including Keck Observatory atop Mauna Kea in Hawaii.

How distance, time, speed, weight and temperature are measured; weighing a whale; how a speedometer works; the National Institute of Standards and Technology; measuring tapes made by Stanley Tools.

The transmission of forces from point to point through fluid opens the door for the Industrial Revolution.

Dredgers clear and deepen ports for vessels that carry megacontainers.

Dynamite explodes hills, drills divide stone walls, and giant cranes pull 400,000-pound blocks from quarry pits; rock serves as civilization's raw material for roads, buildings, paint, glue, makeup, antacids, and chewing gum.

Cotton caused a civil war and jump-started the Industrial Revolution while becoming the world's most ubiquitous fabric; a chronicle of cotton's journey from dirt to shirt.

America's aging infrastructure is in danger of collapse due to corrosion, according to engineers; technology for battling corrosion; harnessing the destructive power of decomposition.

Episode takes the "best of" Modern Marvels and give the mega top 10 countdown; on this edition: awe-inspiring machines, featuring the top ten mightiest, strangest, and most unique innovations from the archives.

From giant machine presses stamping car bodies to 125-ton chainsaws cutting hardest rock, huge telescopes glimpsing universe ends to world's largest rock crushers; explore massive machines including Keck Observatory atop Mauna Kea in Hawaii.

How distance, time, speed, weight and temperature are measured; weighing a whale; how a speedometer works; the National Institute of Standards and Technology; measuring tapes made by Stanley Tools.