Universe

How to Detect Black Hole Explosions

by Chris Shallue figures by Fiona Qu There’s an equation engraved on Stephen Hawking’s gravestone in Westminster Abbey: This unassuming equation, discovered by Hawking in 1975, has extraordinary implications. It suggests that black holes,…

The Quark Soup

by Anthony Badea figures by Anastasia Ershova Long before our world took shape, The Big Bang sent a shockwave of energy irradiating through a violently expanding Universe. In one millionth of a millionth of a second, the primordial fabric of existence…

The Universe is Expanding Faster than Scientists Thought

A new study shows that the universe is expanding faster than scientists had initially predicted, sparking an effort to determine what unknown force in space is responsible. Read Ben Andreone’s article to learn more!

Don't worry, the expansion of the universe is still accelerating

In the early 1900s, Edwin Hubble observed that distant galaxies are moving away from us. This surprising observation led Hubble to hypothesize that the universe is expanding; more recently, scientists have observed that not only is the universe…

Galactic Rotation Curves Revisited: A Surprise For Dark Matter

Historically, galactic rotation curves have suggested that galaxies are surrounded by a vast amount of invisible matter, otherwise known as a dark matter halo. A few weeks ago, a team of astrophysicists published a result that completely contradicts…

Dark Matter Evades the World's Most Sensitive Search

At the 11th Identification of Dark Matter Conference, LUX, the Large Underground Xenon experiment, announced the results of the world’s most sensitive search for dark matter. Physicists at LUX have been racing for a dark matter discovery since the…