14/12/2016

Uber self-driving cars hit the streets of San Francisco

Uber is bringing a small number of self-driving cars to its ride-hailing service in San Francisco—a move likely to excite the city's tech-savvy population and certain to antagonize California regulators.

Image: HTV-6 cargo craft approaches space station

Expedition 50 Commander Shane Kimbrough of NASA shared this photograph of the Japan Aerospace Exploration Agency's Kounotori H-II Transfer Vehicle (HTV-6) as it approached the International Space Station on Dec. 12, 2016, ...

State of the Arctic—longer melting seasons, thinning sea ice

The Arctic is warming twice as fast as the rest of the planet, and scientists are seeing the effects across ice and ecosystems. The average annual air temperature over Arctic land is now 3.5°C (6.5°F) warmer than it was ...

NASA releases new eye-popping view of carbon dioxide

A new NASA supercomputer project builds on the agency's satellite measurements of carbon dioxide and combines them with a sophisticated Earth system model to provide one of the most realistic views yet of how this critical ...

Sustainable solutions for cement paste

Concrete is all around us, from buildings and sidewalks to bridges and roads, but graduate student Steven Palkovic sees it as more than just the most-used human-made material in the world; he sees it as an environmental problem. ...

page 10 from 12