The four laser beams excite sodium atoms in the atmosphere to make for better cosmic observations. The post Incredible photos ...

Scientists have unlocked a new way to control ionization, the process where atoms lose electrons, using specially designed ...

If you get up with the roosters, you may have recently seen a rare sight in the sky for the Central Virginia area: a sun pillar.

Free-space optical communication, or FSO, is an interesting and easy way to transmit signals through light beams. Forget expensive lasers or commercial-grade equipment; this video by [W1VLF ...