insect in amber

Should We Worry About Ancient Pathogens Being Revived?

Accidental exposure to bacteria trapped inside a crystal is unlikely. Frozen ancient pathogens, however, are another matter.
TRAPPIST-1 planet illustration

M-Dwarves and the Search for Life

In recent years, astronomers have broadened their search for habitable planets to include previously ignored stars like M-dwarves.
Otzi the Iceman's hat

The Unsolved Case of Ötzi the Iceman

Clues have emerged in a very cold case: the Copper Age killing of Ötzi the Iceman. What do we know about this well-preserved mummy?
Jellyfish bloom

The Global Jellyfish Crisis in Perspective

Are the increasing jellyfish blooms in our oceans the result of global temperature changes?
Ada Yonath

Six Women in Science You Should Know

Six female scientists—historical and contemporary—who don’t have much name recognition but who have done important, interesting work.
Gypsum crystals of the Naica cave.

Exploring Mexico’s Otherworldly Cave of Crystals

The Cave of Crystals is a massive cavern, filled with gigantic gypsum crystals, larger than any crystals ever before seen on Earth.

Why Does Menopause Exist?

What is the point of menopause? Evolutionarily speaking, why do female humans go through menopause and then live for many more decades?
Marshmallows

What’s So Bad About Instant Gratification?

The internet is making us impatient. But is that actually such a bad thing? Our tech columnist takes a look.
Ocean currents map

Could Climate Change Alter the Ocean’s Currents?

What do currents do anyway? What would happen if they stopped?
Hope Diamond

The Secrets of Diamonds

Diamonds are sparkly. Diamonds are expensive. But diamonds are more than bling—they tell us a lot about the earth, itself.