Einstein’s gravity persists despite a dark energy puzzle
Scientists may be wrong about dark energy. But they’re right about gravity, a new study suggests. Dark energy, the mysterious […]
Physics
X-rays from nuclear explosions can protect Earth from asteroids
An asteroid heading toward Earth can be deflected without ever touching a spacecraft. The trick is to use X-rays to
Feather-inspired aircraft flaps can enhance flight performance
The aircraft wing may be the next big thing in aviation. The wings of the birds are contoured with overlapping
Antimatter can travel by truck, proton test shows
A truck full of antimatter would make for a seriously epic road trip. And scientists are now one step closer