News
- Earth
Warming dents corn and wheat yields
Rising temperatures have decreased global grain production and may be partly responsible for food price increases.
- Life
Giant ants once roamed Wyoming
The first complete fossil found in North America suggests warm spells in the far north allowed big insects to spread.
- Space
Gravity Probe B finally pays off
A half century in the making, an orbiting experiment finally confirms Einstein's general relativity.
- Space
Signs of dark matter from Minnesota mine
An underground experiment in the U.S. bolsters the case that Earth plows through a halo of dark matter particles.
