Harvard’s top astronomer says an alien ship may be among us — and he doesn’t care what his colleagues think

To fight foes, wasp eggs spew deadly gas

As Magnetic North Pole Zooms Toward Siberia, Scientists Update World Magnetic Model

Mary Pickford: The woman who shaped Hollywood

The Milky Way Is Totally Twisted

Doctors Zap the Brains of Awake Brain Surgery Patients to Make Them Laugh and Have Fun

The Man Behind the USA’s Decision to Build the Bomb

More than 100 new gut bacteria discovered in human microbiome

British Library’s collection of obscene writing goes online

When Worlds Collide: Scientists Spot Hint of a Giant Crash in Alien Solar System

Why Alexander the Great May Have Been Declared Dead Prematurely

Hundreds of Mysterious Stone Structures Discovered in Western Sahara

The Family Business That Put Nashville Hot Chicken on the Map

Much of the surface ocean will shift in color by end of 21st century: study

How easy will it be to build a Moon base?

A Suspense Novelist’s Trail of Deceptions

Comet-Blasted Star May Be a Rerun of the Solar System’s Birth

Magna Carta: how experts nursed history back to health

Crypto Exchange Says It Can’t Repay $190 Million to Clients After Founder Dies With Only Password

The high-flying job that’s not for the faint-hearted

Basquiat used invisible ink to make secret drawings in his paintings

The Fairy-Tale Asteroid

Veggie-eating shark surprises scientists

Gideon Mantell: forgotten man who discovered the dinosaurs

Underwater Drones Could Transform Hurricane Forecasts

Parmigiano-Reggiano can compete with almost any food for calcium, amino acids, protein and vitamin A — and is prescribed by doctors to cure ailments

Fifty mummies dating back to the Ptolemaic era (305-30BC) have been found by Egyptian archaeologists

The Deported Americans

After 5 deadly overdoses, Tennessee doctor now practicing in Indiana

How Accurate Are Punxsutawney Phil’s Groundhog Day Forecasts?

Pandas Weren’t Always Picky Eaters

There’s an ’empty trash bag’ circling our planet

How do you compost a human body – and why would you?

This superb owl can see with its eyes closed

In April 2018, a blind man with one foot robbed a bank in Austin, Texas. This is a heist story—but unlike any you’ve ever read

Elemental: the periodic table at 150

Scientists solve the mystery of Rembrandt’s “impasto” paint recipe

The Sad Story of a Rare Cat and Its Loyal Parasite

Does Your Skin Affect Your Mental Health—and Vice Versa? Psychodermatology Aims to Find the Connection

Flying Squirrels That Glow Pink in the Dark

Chinese Probe Uncovers New Mystery on the Dark Side of the Moon

Why Evolution Reversed These Insects’ Sex Organs

When Is the Surgeon Too Old to Operate?

The Wild Experiment That Showed Evolution in Real Time

Astronomers Accidentally Discover a Hidden Galaxy Right Next Door

99 years ago this month researchers published the results of a troubling infant experiment

He Killed His Wife, Then Wrote a Novel About It

The Real Secret of Youth Is Complexity

Take a virtual tour through the history of the periodic table

Chinese Rover and Lander Survive 1st Frigid Night on Moon’s Far Side

The Mystery of the ‘Deadly Dreams’ Syndrome

Juhyo, The Snow Monsters of Mount Zao

Columbia Disaster: What Happened, What NASA Learned

Black Hole Plasma Jets Shine Like Cosmic Lighthouses in These Gorgeous Images

Fragments of Early Arthurian Legend Found in 16th-Century Book

New meta-study concludes breakfast is not the most important meal of the day

One Lawyer, One Day, 194 Felony Cases

Death Cap Mushrooms Are Spreading Across North America

These birds have fleshy ornaments as long as their bodies

When light meets liquid: the 3D printer replicating art