World Needs to Set Rules for Geoengineering Experiments, Experts Say
With interest in such research rising, and the risks uncertain, that conservation needs to start now
Latest Stories
Asteroid, Meteor, Meteorite and Comet: What's the Difference?
The terms asteroid, meteor, meteorite and even comet are often used interchangeably...but what is the difference?
How Does Google Know Everything about Me?
You may wonder how Google knows what you’re typing, where you are or even what you’re thinking—they use your data to do it all.
Marine Protected Areas Are Important, but...
...they can't do their job of protecting aquatic ecosystems if people fail to respect their boundaries
What Made Saturn's Ravioli-Shaped Moons?
New research suggests collisions between moonlets created the oddly-formed objects
Superslow Brain Waves May Play a Critical Role in Consciousness
Signals long thought to be “noise” appear to represent a distinct form of brain activity
New Thalidomide-Like Therapy Hijacks Cells' Trash-Disposal System
Cancer treatment using the notorious drug may hold promise for other diseases like Alzheimer’s
Earth's Ozone Layer Is under Attack--Again
Despite a long-standing international ban, ozone-destroying chlorofluorocarbons are surging back into Earth’s atmosphere from unknown sources
Kilauea's Lava Is Now Spilling into the Ocean--Here's Why That's Dangerous
A pair of scientists discuss the hazards that Kilauea might pose before it finishes erupting
How the "Carbon Budget" Is Causing Problems
Confusion over how much CO2 can be emitted could undermine global climate action
