The future of green tech: Reinventing the wheel (literally)

How can your everyday actions combat climate change? Here are five ways tech is transforming transportation.
Very large computers (ORNL/U.S. Dept. of Energy)

New U.S. supercomputer is fastest on the planet

The U.S. has unveiled the world's fastest — and smartest — supercomputer. It will help research in fields as diverse as astrophysics and cancer.
Books on shelves in multi-level library (Shutterstock)

Coming soon: Free artificial intelligence tool to help cure diseases

Artificial intelligence could accelerate scientific research. The Chan Zuckerberg Initiative hopes to enable breakthroughs with the Meta search engine.
Telecommunication towers with blue sky and clouds (© Sattaya/Shutterstock)

5G: Who can you trust?

5G wireless will soon be everywhere, but do you trust the companies that are building the 5G networks? How can you tell they won't compromise your data?

Meet America’s top young scientist. He turns waste into clean energy.

Identify an everyday problem and solve it. That was the task for 14-year-old Sahil Doshi from Pittsburgh and other contenders in the Discovery 3M...
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Who’s watching you online? 5 ways to prevent cybercrime. [video]

A wave of cyberattacks recently has everyone wondering how to protect themselves online. Find out what you can do.
Girl drinking water from pipe (AP Images)

Solar-powered water kiosks? In these rural villages, yes.

The reality is grim: worldwide, 780 million people — one out of every nine — lack access to clean water. Texas-born and Harvard-educated Anand Shah wanted a solution. After...
Drawing of a caravan stop on the Silk Road (© Eugene Flandin/Alamy)

Following the Afghan Silk Road with satellites

Archaeologist Emily Boak used aerial and satellite imagery to discover hundreds of unrecorded Afghan caravan stops along the Silk Road.
International Space Station over Earth (NASA)

Who owns the moon? We all do.

Thanks to the Outer Space Treaty, which came into force on October 10, 1967, there are no nuclear weapons in outer space and no military bases on the moon.