Investigate

Sky Watch: It’s breakfast with the planets in March

New NASA mission sheds light on supernova

How Long Covid Exhausts the Body

Will adults need a fourth dose of Covid vaccine? It’s too soon to know.

The Paradox of the Lizard Tail, Solved

A Parasitic Wasp Unmasked: One Species Is Actually 16 Species

Trans Swimmer Revives an Old Debate in Elite Sports: What Defines a Woman?

Snare and Shotgun Injuries Found in Lion and Leopard Teeth and Bones

One of Evolution’s Oddest Creatures Finds a Fossilized Family Member

The First Quadruple Asteroid: Astronomers Spot a Space Rock With 3 Moons

What is a coprolite?

Like Owls and Seabirds Today, Pterosaurs Coughed Up Food They Couldn’t Digest

Climate change is altering the smell of snow

Sounds of a healthy ocean can bring degraded marine ecosystems back to life

Watch a mischievous parrot steal a GoPro and capture a bird’s-eye view of New Zealand

Your N95 mask questions, answered

Your N95 mask questions, answered

How an Ancient Fish’s Skull Got Filled With Fossilized Feces