Tiny spaceships could be accelerated by lasers so that they reach the nearest star in 20 years. That's the theory. Now it's ...

ALIENS could discover humans on Earth by spotting one of 12 signs, scientists say. Topping the list is a clue that could be ...

Sailing has been a mainstay of human history for millennia, so it's no surprise that scientists would apply it to traveling ...

Scientists are developing miniature lightsails that could travel at unprecedented speeds, potentially enabling interstellar ...

A team of scientists has made the first experimental measurements of laser-induced motions of miniature lightsails in the lab.

Powered by laser light, this tiny sail lays the groundwork for future advances in lightsail technology and the potential for ...

Here are some pics of most earth-like exoplanets uploaded by NASA: Gliese 667Cc, 22 light-years from Earth, is 4.5 times Earth's mass, orbits its cooler red dwarf star in 28 days, and likely resides ...

The idea of a lightsail comes from the fact that radiation pressure represents a mechanical pressure acting on a surface due ...