News
- Space
Laser proposed to deflect space junk
A ground-based device would use light to push debris off a collision course.
- Plants
From a mismatch in growth, a flower blooms
Scientists reveal the forces at work in the blossoming of a lily.
- Life
Computer chips wired with nerve cells
Experiments could lead to ways of melding minds with machines.
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- Space
MESSENGER eases into Mercury’s orbit
After three flybys, a NASA spacecraft settles in for a closer look at the first planet.
