Researchers Just Launched a Prototype of Humanity's First 'Interstellar Spacecraft'

Recently, the Breakthrough Initiatives project took a big leap toward achieving its ultimate goal by successfully sending six test craft into Low Earth Orbit.

Why Interstellar Travel Will Be Possible Sooner Than You Think

The Breakthrough Starshot Initiative's purpose goes far beyond the Moon. The project seeks to travel to the nearest stars.

Photonics advances allow us to search for extraterrestrial intelligence

Looking up at the night sky -- expansive and seemingly endless, stars and constellations blinking and glimmering like jewels just out of reach -- it's impossible not to wonder: Are we alone? For many of us, the notion of intelligent life on other planets is as captivating as ideas come.