UN climate report offers stark warnings, hope (Update)

Climate change is happening, it's almost entirely man's fault and limiting its impacts may require reducing greenhouse gas emissions to zero this century, the U.N.'s panel on climate science said Sunday.

'Twisted rope' clue to dangerous solar storms

A "twisted rope" of magnetically-charged energy precedes solar storms that have the potential to damage satellites and electricity grids, French scientists said on Wednesday.

Cruising high seas, engineers detect fake GPS signals

Cruising the Mediterranean aboard a superyacht, a Cornell professor and grad student took their Global Positioning System (GPS) research to the high seas. For four days in late June, they tested the newest version of their ...

How to test the twin paradox without using a spaceship

Forget about anti-ageing creams and hair treatments. If you want to stay young, get a fast spaceship. That is what Einstein's Theory of Relativity predicted a century ago, and it is commonly known as "twin paradox".

Ancient Indonesian climate shift linked to glacial cycle

Using sediments from a remote lake, researchers from Brown University have assembled a 60,000-year record of rainfall in central Indonesia. The analysis reveals important new details about the climate history of a region ...

page 27 from 40