Astrophysics

Traces of primordial gravitational waves could tell us how and when the early universe went through its precipitous expansion

Astronomers hope that one day soon we’ll obtain a spectrum of light that might tell us whether or not an Earth-sized exoplanet harbors life.

This morning I appeared on the nation’s number-one-rated morning show, Fox and Friends. Afterwards I tweeted out a few things that have garnered some attention, including this: Fox & Friends producer wanted to talk about future trends.

Today, Chris Hadfield shared in social media a previously released video, Chris Hadfield’s Snapshots from Space! “Throughout his ISS mission, CSA Astronaut Chris Hadfield has been taking some of the most incredible photos of Earth ever seen.

As any avid Star Trek fan can tell you, the eccentric physicist Zefram Cochrane invented the warp-drive engine in the year 2063. It wasn't easy.

Since the Chelyabinsk event in early 2013, when a brilliant meteor fireball streaked across Russian skies and exploded with the energy of thirty Hiroshima bombs, humans have paid slightly more attention to the potential danger of asteroids than before.

Charles Liu, astrophysicist at the American Museum of Natural History, answers questions submitted to our YouTube Space Lab Channel

The "Automated Planet Finder" could make astronomers of us all

NASA's Kepler space telescope has identified a planet that is both similar in size to Earth and within the habitable zone of its sun

The Cherenkov Telescope Array will track high-energy photons to probe black holes, dark matter and relativity

The IceCube experiment has taken hits from three neutrinos carrying energies above the outlandishly high peta–electron volt range that suggest they may radiate from titanic explosions in the depths of space
 

                    Fatigue, that’s what. As a particularly frigid winter recedes across the north and east of the United States (we’ve become accustomed to milder weather in past years), the abuse suffered by asphalt roads is becoming apparent.