Physicists have overlooked an obvious place to search for shell-like structures constructed around stars by advanced civilizations to capture their energy.
A clever combination of technologies makes it faster and more secure to buy things with a wave of your phone.
It might be possible to create a burger that helps the environment and improves your health. But will it taste good enough to win over the masses?
Automation is reducing the need for people in many jobs. Are we facing a future of stagnant income and worsening inequality?
Lockheed Martin says it will have a small fusion reactor prototype in five years but offers no data.
If computers think for themselves, should they have human rights?
Disruptive technology platforms are only as good as the human resources they leverage.
Severe droughts are forcing researchers to rethink how technology can increase the supply of fresh water.
Researchers find a way to give Android users prominent warnings when apps are tracking their location.