George’s Long Farewell: Why One Snail’s Death Became International News

George’s Long Farewell: Why One Snail’s Death Became International News

Photo © David Sischo On a relatively warm Hawai‘ian day, the first of the new year, a colorful snail named George drew its last breath, and with it marked the end of an entire species.

The Excruciating, Impossible Science of Airport Delays

The Excruciating, Impossible Science of Airport Delays

Because of the federal government shutdown, the airport didn’t have enough Transportation Security Administration agents and air traffic controllers; things slowed to a ground stop . “They insert buffer time in their schedules and ground operations,” says Bo Zou, a transportation engineer at the University of Illinois.

A Bug-Like Robot Uses Electricity to Walk Upside Down

A Bug-Like Robot Uses Electricity to Walk Upside Down

“The idea is with three legs on the ground, it's always statically stable,” says Wyss roboticist Neel Doshi, coauthor on a Science Robotics paper describing HAMR’s new power.About that static: Think of the robot as sticking to the surface like a magnet, only the forces here are electric.

Hundreds of Photos Form a Single Portrait of Britain’s Decline

Hundreds of Photos Form a Single Portrait of Britain’s Decline

It’s a view of Rome that exists only in the imagination of the artist.Allchurch’s image maintains the compositional structure of Piranesi’s etching but replaces the Roman artifacts with British iconography ranging from the Glasgow Necropolis to the latest London high-rises.

Foreign Trolls Are Targeting Veterans on Facebook

Foreign Trolls Are Targeting Veterans on Facebook

We eventually found scores of American-veteran-focused Facebook pages producing politically polarizing content from outside the United States.Vietnam Veterans of America produced a report on our earliest findings for 11 committees in Congress and a host of alphabet agencies.

What's the Fastest 100 Meter Dash a Human Can Run?

What's the Fastest 100 Meter Dash a Human Can Run?

At current top speeds of around 27 miles per hour, he says elite male sprinters like Usain Bolt put down roughly five times their body weight, in between .085 and 0.09 seconds.Just for fun, I ask Weyand what kind of numbers a sprinter would need to complete the 100 meter dash in 9 seconds, on the nose.

SpaceX's Next Launch Will Spark a Space Internet Showdown

SpaceX's Next Launch Will Spark a Space Internet Showdown

“For 90 percent of the planet’s surface, you need satellites,” says Fabien Jordan, founder and CEO of Astrocast, one of the startups sending a satellite up next week.If shippers want to track assets at sea, farmers wish to check on the health of their crops, or governments seek to monitor dangerous bridges today, they must deploy powerful devices connecting to traditional satellite communications providers like Iridium, Globalstar and Inmarsat.

To Solve Flying Cars' Biggest Problem, Tie Them to Power Lines

To Solve Flying Cars' Biggest Problem, Tie Them to Power Lines

To Solve Flying Cars' Biggest Problem, Tie Them to Power LinesIn the age of cord cutting, San Francisco-based startup Karman Electric thinks flying cars should be able to connect to power lines for long-haul routes and go solo when they approach their destination.

Fall Is Here! Time to Learn the Physics of... Falling

Fall Is Here! Time to Learn the Physics of... Falling

However, I want to start with the simplest case of an object falling near the surface of the Earth that has a negligible air resistance force.

NASA finds Amazon drought leaves long legacy of damage – Climate Change: Vital Signs of the Planet

NASA finds Amazon drought leaves long legacy of damage – Climate Change: Vital Signs of the Planet

A single season of drought in the Amazon rainforest can reduce the forest's carbon dioxide absorption for years after the rains return, according to a new study published in the journal Nature.

Haunting Images of the World's Most Polluted Environments

Haunting Images of the World's Most Polluted Environments

The work will also be showcased in complementary museum exhibitions at the Art Gallery of Ontario and the National Gallery of Canada, both opening September 28.“Anthropocene” is a term coined by Nobel-winning atmospheric chemist Paul Crutzen in 2000 to describe what he and some other scientists consider a new era in world history, an epoch beginning with the Industrial Revolution and characterized by mankind’s permanent alteration of the natural world.“For the last 12,000 years we’ve been in the Holocene epoch, which followed the last ice age and saw the development of human civilization,” Burtynsky explains.