Cities are getting so hot it’s deadly — can we fix it?

Urban heat waves are getting worse, but better data and timely government action could alleviate the problem.


These futuristic "energy weapons" could finally bring sci-fi to the battlefield

Microwaves, radio waves, X-rays, oh my!


EcoFlow’s River 2 power stations level up your camping comfort

EcoFlow revealed the second edition of its entry-level portable power station, which will be offered in three tiers.


Controlled chaos may be the key to unlimited clean energy

Small doses of instability could eventually bring us a new source of clean power.


Even if geoengineering worked, over half the world could keep heating up

The outlandish idea can’t save us from brutal heat.


ePlane? Electric planes may come sooner than you think

New batteries are being developed, but they aren’t yet ready for aircraft.


These lab-engineered bacteria can take in solar energy and spit out clean electricity

Plus: Cyborg cockroaches.


This revolutionary new technology pulls clean fuel from the air

If all goes well, it could create sustainable energy anywhere on Earth.


Kitchen upgrade: Scientists design a concept dishwasher that "massacres" bacteria in 30 seconds

Things are about to get steamy.

nom nom

Does chewing gum burn calories? The answer may be hard to swallow

Humans are masters of mastication.


Scientists create fake leaves that generate a clean fuel source

All you need is sun, water, and some creativity.


This novel technology could jump-start electric vehicle production

Researchers have proposed a more sustainable, efficient way to source sought-after lithium.

Disaster 101

Blackouts are likely this summer — here’s how to prepare

There are steps you can take to prepare yourself, and your home, for these times.


Large Hadron Collider: What the Higgs boson revealed to physicists.

The elusive particle may show physicists a world beyond the Standard Model.


NASA images reveal a man-made scar in the Amazon so big you can see it from space

There is proof of the Belo Monte Dam project’s impact on the Big Bend, though — from above.


One solar power tweak could be the future of energy production

They could be the power plant of the future.