laser
Building Roads Out of Moon Dust
Astronauts will face a host of obstacles when they visit the Moon again. There's powerful radiation, wild temperature swings, and…
We Could Build a Powerful Laser and Let Any Civilizations Within 20,000 Light-Years Know We’re Here. Although… Should We?
A powerful laser is just the thing to announce our presence as a technological species in this arm of the…
How Far Away is Fusion? Unlocking the Power of the Sun
The Sun uses its enormous mass to crush hydrogen into fusion, releasing enormous energy. How long will it be until…
All I Want for Christmas is a Green Laser: How to Choose and Use One
Want to buy a green laser but need help choosing one? This guide will help!
Finding Aliens May Be Even Easier Than Previously Thought
Thanks to breakthroughs like Breakthrough Starshot, it may be easier to find extra-terrestrial intelligence, by looking for signs of laser…
Hawking Radiation Replicated in a Laboratory?
Dr. Stephen Hawking delivered a disturbing theory in 1974 that claimed black holes evaporate. He said black holes are not…
Sparks Fly on Mars as Curiosity Laser Blasts Red Planet Rock – Photos/Video
Curiosity has zapped hundreds of Red Planet rocks with her powerful laser blaster during her lifetime and has now caught…
Ground Control To Laser Tom! Space Video Beamed To Earth In 3.5 Seconds
What's the first thing you would say to Earth if you were sending a message from space? Well, the old…
Zot! Curiosity Punches Laser Hole No. 100,000 On Mars
The reports are in: it appears that Earth has the upper hand in firing laser shots on Mars. More seriously,…
NASA’s Lunar Orbiter Gets an Art Lesson with Lasers
In the ultimate example of science imitating art, engineers working with NASA's Lunar Reconnaissance Orbiter recently beamed an image of…