All Videos — April 15, 2011

Trouble at Indian Point?

A weekly newsletter featuring the biggest ideas from the smartest people

20 million people live within a 50 mile radius of New York’s Indian Point nuclear power plant, whose 35 year old reactors were built to withstand a 6.1 earthquake—far less severe than the one that rocked Japan in March.

A weekly newsletter featuring the biggest ideas from the smartest people

Children in a classroom use tablets with headphones while a teacher writes on a chalkboard.

The Present

Google’s $1 billion bet on Africa’s digital future

With undersea cables, AI education, and more, the tech giant is helping create Africa’s “digital decade.”

A digital countdown reading "0: MINUS" over an Earth view from space with scattered debris and sunlight illuminating the scene.

The Future

T-Minus: Kessler Syndrome

Experts answer 10 big questions about the nightmare scenario that could send us back to the pre-Space Age.

Map showing migration routes across the Pacific and Atlantic Oceans to the Indian Ocean, with sightings marked by colors and dates.

Strange Maps

Hungry or horny? Whale makes record swim halfway across planet

In 8,000-mile journey, a male humpback ditches Colombia for Tanzania — however, scientists don’t know why he made the trip.

The letters "AI" appear with a glitch effect in multicolored pixels against a black background.

The Present

AI skeptic Gary Marcus on AI’s moral and technical shortcomings

The cognitive scientist argues the current AI environment is failing us as consumers and a society. But it’s not too late to change course.

A digital illustration of a human brain with blue veins and a glowing light at the top, set against a black background.

The Future

How Neuralink’s chief competitor is tapping into the brain without surgery

“Neurotech is not just about the brain,” says Synchron CTO Riki Banerjee, explaining how their tech can help with paralysis, brain diseases, and beyond.

Up Next

Surprising Science

How Does Radiation Affect the Body?

Four different types of radiation tend to accompany a nuclear accident like the Fukushima meltdown. Here, Dr. Kaku discusses the effects of each on the human body.