[Styropyro’s] handheld, DIY laser rifle, or Laser Telescope Blaster as he calls it, works for long distances. His solution lies in some surprising physics: the larger the diameter of the beam ...

The dream of finding life on an alien Earth-like world is hampered by a number of technical challenges. Not the least of ...

When ground-based telescopes view stars ... astronomers began thinking about using a laser to make their own “star.” Today, laser guide stars are an essential part of any adaptive optics ...

[Styropyro’s] handheld, DIY laser rifle, or Laser Telescope Blaster as he calls it, works for long distances. His solution lies in some surprising physics: the larger the diameter of the beam ...

Astronomers have discovered a planet that orbits at a 90-degree angle around a rare pair of strange stars. The brown dwarfs ...