The Strange Neuroscience Behind Our Understanding Of Free Will
Do we really have free will? In a three-part series, the BBC explores the hidden powers behind the choices we make. This episode looks at the neuroscience behind our understanding of free will.

How Inuit Parents Teach Kids To Control Their Anger
Back in the 1960s, a Harvard graduate student made a landmark discovery about the nature of human anger. There were no roads, no heating systems, no grocery stores. Winter temperatures could easily dip below minus 40 degrees Fahrenheit. Briggs persuaded an Inuit family to “adopt” her and “try to keep her alive.”

Banksy Crashes The Venice Art Biennale With Unlicensed Street Stall
A minute-long video documents a concealed man setting up a tableau of framed oil paintings on the streets of the Italian city. When assembled, the group of images depicts the ever-controversial cruise ships that dwarf Venice’s spectacular cityscape as they make their way past the grand canal.

The True Toll Of The Chernobyl Disaster
On 26 April 1986 reactor number four at the power plant suffered a catastrophic explosion that exposed the core and threw clouds of radioactive material over the surrounding. Covered up by a secretive Soviet Union at the time, the true number of deaths and illnesses caused by the nuclear accident are only now becoming clear.

A Cutting-Edge Brain Surgery For Tremor, Without The Cutting
Essential tremor is the first condition the Food and Drug Administration has approved for noninvasive surgery with focused ultrasound. It might help people with Parkinson’s, brain cancer, and even ALS.

How Cities Became Childless
American cities are getting more expensive, and families are being pushed out. Welcome to the future of urban living, where young people have to make a choice: money or babies?

Habitat 67 Stacks 354 Prefabs That Get Urban/Suburban Balance
Habitat 67 was a 1960s experiment in dense, downtown housing that tried to combine the best of urban and suburban living. Architect Moshe Safdie wanted to integrate the qualities of a suburban home- the access to nature and views- into a high-rise.

The Oldest Tattooing Family In The World
Wasim Razzouk is a tattoo artist in Jerusalem’s Old City. Ink runs deep in his family. The Razzouks have been tattooing visitors to the Holy Land for 500 years (and in Egypt for 200 years before that). Christian pilgrims flock to Razzouk Tattoo to get a cross tattoo based on one of the designs on wooden stamps that have been in the Razzouk family for generations.

Why Utah Drops Fish Out Of Airplanes Into Their Mountain Lakes
Utah Division of Wildlife Resources drops hundreds of thousands of fish out of airplanes into their mountain lakes every summer to restock them for fishing and hiking season. Without these aerial fish dumps, the state’s high-altitude southern and central lakes would be fishless.

Can A Desert Be Reclaimed For Human Habitation?
Despite horrific sandstorms and arid soil, Han Meifei is among those seeking to rejuvenate the land. His innovative procedures have developed ways of growing plants without water, preventing the dry desert from spreading, and preserving the seeds of plants close to extinction for a greener future.

How I Rewired My Brain To Become Fluent In Math
Having a basic, deep-seated fluency in math and science—not just an “understanding,” is critical. The “fluency” part of me that loved literature and language was also the same part of me that ultimately fell in love with math and science—and transformed and enriched my life.

Life Against The Odds In Australia’s Underground Town
Coober Pedy is at the center of Australia’s opal mining industry. Now the town, where 60% of its residents live underground, is becoming a leader in sustainable living.

A Forest Submerged 60,000 Years Ago Could Save Your Life One Day
Before this underwater forest in the Gulf of Mexico disappears, scientists recently raced to search for shipworms and other sea life that could serve as incubators of unexpected medicines, churning out new lifesaving formulas and compounds that may not be found anywhere else on the planet.

The Secret Soviet Radar Hidden In Chernobyl’s Shadow
In a remote forest, a few kilometres from the Chernobyl power plant, the huge Duga-2 radar tower stands as relic of Soviet mismanagement.

How To Stop Plastic Getting Into The Ocean
By 2050 there could be more plastic in the ocean by weight, than fish. Plastic pollution is definitely one of the largest threats our oceans face today. Meet the engineers who are using rubbish-guzzling boats to stem the flow at its source.

Mathematicians Have Solved Traffic Jams, And They’re Begging Cities To Listen
Traffic modeling is a complex branch of applied mathematics, partially because it assumes that drivers are selfish and pursuing their own goals, rather than any predictable or shared efforts.

Why Caviar Is So Expensive
Caviar is one of the most expensive foods in the world. Selling for up to $35,000 per kilo, it’s revered and relished by aristocrats across the globe. But it’s an acquired taste. Turns out, caviar wasn’t always so valuable.

L’Oréal’s Clip-on Sensor Tracks Your Exposure To UV Rays
The future of wearable skincare technology is roughly the size of an M&M. L’Oréal’s La Roche-Posay My Skin Track UV sensor clips onto clothing and measures the wearer’s exposure to UV radiation, a form of radiation that is known to damage skin and, in large amounts, cause skin cancer.

The Internet Is Destroying Our Collective Attention Span
The length of time our “collective attention” is on any given event has grown shorter, and topics become popular and then drop out of public view at an accelerating rate. It’s no surprise if it feels harder and harder to dwell deeply on any topic.

Vanishing Venice: The Sinking City Losing Its Soul
Italy’s “Floating City” is sinking under its sea level and the weight of mass tourism. Now residents of Venice are fighting to save it’s soul before it vanishes, as ABC News’ Samantha Hawley reports.

Light Dawns: Why Is The Speed Of Light The Speed Of Light?
We have fixed the speed of light in a vacuum at exactly 299,792.458 kilometres per second. Why this particular speed and not something else? Or, to put it another way, where does the speed of light come from?