Science

A Group of Meteorites All Came From a Destroyed Planetesimal With a Magnetic Core

Before our Solar System had planets, it had planetesimals. Scientists think that most of the meteorites that have struck Earth…

6 days ago

Radishes Can Likely Grow in Lunar Regolith

For many of us, gardening has been a therapeutic distraction during this time of pandemic quarantine. But some researchers from…

1 week ago

What Cracked the Earth’s Outer Shell and Started its Plate Tectonics?

Earth's lithosphere is made up of seven large tectonic plates and a number of smaller ones. The theory of plate…

2 weeks 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 weeks ago

Astronomers Have Mapped Out an Enormous Structure in the Universe Called the South Pole Wall

Galaxies aren't spread evenly throughout space. They exist in groups, clusters, and superclusters. Our own Milky Way galaxy exists in…

3 weeks ago

Even If We Cut Greenhouse Gas Emissions Tomorrow, it Would Take Decades for the Earth to Start Cooling Again

If—or hopefully when—we cut our Greenhouse Gas (GHG) emissions, we won't notice much difference in the climate. The Earth's natural…

4 weeks ago

Betelgeuse Probably Dimmed Because of Enormous Starspots

A few months ago we all watched as Betelgeuse dimmed. Between October 2019 and 22nd of February 2020 the star's…

4 weeks 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…

1 month ago

The Bare Minimum Number of Martian Settlers? 110

So you want to colonize Mars, huh? Well Mars is a long ways away, and in order for a colony…

1 month ago

Do We Now Understand Why the Moon’s Near and Far Sides Look So Dramatically Different?

The Moon is easily the most well-studied object in the Solar System, (other than Earth, of course.) But it still…

1 month ago