A map of North America

The Making and Meaning of Greenland: A Reading List

A selection of research reports and peer-reviewed articles offers insight into the history and potential future of the autonomous territory of Greenland.
Artist’s conception of early star formation:

When Everything in the Universe Changed

The revolutionary James Webb Space Telescope and next-gen radio telescopes are probing what’s known as the epoch of reionization.
Vanessa cardui

The Secrets of Butterfly Migration, Written in Pollen

Trillions of insects move around the globe each year. Scientists are working on new ways to map those long-distance journeys.
The main mass of the Nqweba meteorite showing the black fusion crust and brecciated interior (light grey) with broken mineral and rock fragments.

Meteorite Strike in South Africa

Scientists offer clues about what it is and where it came from.
Aerial shot of Brooklyn, New York city on an overcast day in summer, taken from over the Bedford-Stuvesant neighborhood.

Where Are the Trees?

Why some neighborhoods get all the shade, and how can we make sure that changes.
A map of the moon

Finding Caves on the Moon Is Great. On Mars? Even Better.

The recent discovery of a large cave on the Moon highlights the importance of caves not just for future space explorers but astrobiology as well.
Ptolemaeus crater (foreground), Alphonsus crater, and Arzachel crater, looking south.

The Case of the Volcano on the Moon

In 1958, Soviet astrophysicist Nikolai A. Kozyrev claimed there was an active volcano on the Moon. Dutch American astronomer Gerard P. Kuiper begged to differ.
Fragment of the NWA7397 meteorite found in the Sahara desert on 2012

Meteorites from Mars

Meteorites that come from Mars help scientists understand the red planet’s interior.
A trio of woolly mammoths trudges over snow covered hills. Behind them, mountains with snow covered peaks rise above dark green forests of fir trees. 3D Rendering

Did Inbreeding Cause the Woolly Mammoth’s Extinction?

Research suggests it was more sudden than that.
Eoraptor lunensis lived roughly 230 million years ago, at a time when dinosaurs were small and rare.

Growing Quickly Helped the Earliest Dinosaurs

Rapid growth also helped other ancient reptiles flourish in the aftermath of mass extinction.