Long Shot: Gigawatt lasers, miniature spacecraft, and a new way to fly
A countdown. Ignition. Channeled tongues of fire push the ground away. A rocket races towards space. This is humanity’s route to the stars. Or...
Seeing the First Light in the Universe
Soon, we may be able to peer back in time and “see the first light in the universe.” NASA has been using this bold promise to generate buzz...
Pluto’s Planetary Problem
Fifteen years ago, every child was taught that there are nine planets in the solar system: Mercury, Venus, Mars, Earth, Jupiter, Saturn, Uranus,...