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Earth Day: Recycle/resell gadgets

When Earth Day is celebrated on April 22, it's a good time of year to think about recycling or trading in some of your older gadgets. From wearable devices to old cellphones to outdated cords, CNET's Kara Tsuboi reports on the best resources to reduce your electronic waste in this Tech Minute.

By April 17, 2015

Seasonal buying guide

Mother's Day Tech Gift Guide

CNET editors round up the hottest gadgets for Mom this year.

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Ingress: The friendliest turf war on Earth

We embed in the field and go behind the scenes of Google's augmented reality game, Ingress. Is walking through the streets of hundreds of countries the future of gaming?

By February 17, 2015

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DeGrasse Tyson says Superman vs. Batman may come down to public opinion

Technically Incorrect: Speaking about many deep scientific matters with Jon Stewart, the astrophysicist tries to answer society's big question.

By April 23, 2015

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Apple promises green data centres to power Europe's iTunes, Siri and more

Apple is pumping €1.7 billion into two data centres that will be powered by 100 percent renewable energy.

By February 23, 2015

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Time-lapse videos of Earth capture line between life and death

Astronaut Alexander Gerst combines more than 12,000 photos taken about the International Space Station in 2014 into a collection of spellbinding videos that show our lively planet in gorgeous HD.

By December 28, 2014

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Watch 19 satellites zip around Earth in fascinating NASA video

The satellite space above Earth might look crowded in this NASA animation, but traffic's actually a whole lot crazier up there.

By March 9, 2015

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Costa Rica hits 75 days powered entirely by renewable energy

Heavy rainfall has allowed the Central American country of Costa Rica to be powered almost entirely by its hydroelectric plants.

By March 24, 2015

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NASA's Kepler telescope identifies new 'Super Earth'

Rallying back from a mechanical failure, the telescope helps confirm the existence of an exoplanet 2.5 times the diameter of Planet Earth.

By December 19, 2014

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Hypnotic NASA video makes Earth's carbon dioxide gorgeous

A new video simulation from NASA is so beautiful to watch, it's easy to forget it's tracking one of the biggest disruptors of our climate.

By November 19, 2014

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Happy St. Patrick's Day from NASA: Ireland from space

The space agency celebrated the holiday with an image of the Emerald Isle in all its green glory.

By March 17, 2015