Science

Uranus’ Moons are Surprisingly Similar to Dwarf Planets in the Kuiper Belt

Astronomer William Herschel discovered Uranus—and two of its moons—230 years ago. Now a group of astronomers working with data from…

1 week ago

Rosetta’s Philae Lander Was Alive on the Surface of 67P for 63 Hours, Trying to Communicate

In August 2014, the ESA's Rosetta spacecraft arrived at its destination, Comet 67P/Churyumov-Gerasimenko, after a 10 year journey. Rosetta carried…

2 weeks ago

Microbes Were Dormant for Over 100 Million Years, But They Were Able to Spring Back to Life

At the bottom of the ocean in the South Pacific Gyre, there's a sediment layer that is among the most…

2 months ago

Astronomers Do the Math to Figure Out Exactly When Johannes Vermeer Painted this, More than 350 Years Ago

Most of us will be forgotten only a generation or two after we pass. But some few of us will…

2 months ago

Instead of Going Straight to Mars, Astronauts Should Make a Slingshot Past Venus First

Every 26 months, the orbits of both Earth and Mars conspire to make travel between the two planets shorter. Launching…

2 months ago

How Would We Do Surgery in Space?

Any mission to Mars requires deeper planning than missions to the ISS or the Moon. Based purely on the length…

2 months ago

Detecting the Neutrinos From a Supernova That’s About to Explode

Neutrinos are puzzling things. They're tiny particles, almost massless, with no electrical charge. They're notoriously difficult to detect, too, and…

3 months ago

Deep Down in Ocean Worlds, it’s Difficult to Tell Where the Oceans End and the Rock Begins

We all know what water is. And what rock is. The difference is crystal clear. Well, here on Earth it…

3 months ago

More Evidence that Europa’s Oceans Could be Habitable

At first glance, Jupiter's moon Europa doesn't seem much like Earth. It's a moon, not a planet, and it's covered…

3 months ago

How an Advanced Civilization Could Exploit a Black Hole for Nearly Limitless Energy

A black hole as a source of energy? We know black holes as powerful singularities, regions in space time where…

3 months ago