Articles by

Sid Perkins

Rock from the impact that formed the moon may linger in Earth’s mantle

About 4.5 billion years ago, a Mars-sized object smashed into the young Earth, spraying debris that coalesced...

Here’s another strike against Venus having copious lightning

Venus has long been depicted as having a hellish atmosphere. Despite that reputation, evidence increasingly suggests...

A one-of-a-kind trilobite fossil hints at what and how these creatures ate

A mysterious, prehistoric marine creature has spilled its guts. For the first time, scientists have unearthed...

The biggest planet orbiting TRAPPIST-1 doesn’t appear to have an atmosphere

A rocky planet that circles a small star nearly 40 light-years from Earth is hot and has...

520-million-year-old animal fossils might not be animals after all

A species that lived about 520 million years ago and was thought to be the oldest known...

The oldest known pollen-carrying insects lived about 280 million years ago

The oldest known fossils of pollen-laden insects are of earwig-like ground-dwellers that lived in what is now...

NASA’s Perseverance rover captured the sound of a dust devil on Mars

Thanks to a bit of good luck, the Mars rover Perseverance has captured the first-ever sound of...

The Tonga eruption may have spawned a tsunami as tall as the Statue of Liberty

The massive Tonga eruption generated a set of planet-circling tsunamis that may have started out as a...