Visit to a Small, Cold Planet

Ancient Romans named Mercury for their messenger of the gods

Ode to (Silent) Spring

Rachel Carson, who died 49 years ago this month, made a difference

Where There’s a Will …

Do we think, therefore we do—or is it the other way around?

Big as a VW, or Lost on a Pin

Jellyfish are pests with redeeming qualities

Enchantment and Deception

Nabokov found both, in nature and in art

Behold the Butterfly

Monarchs flit far afield; other species stick close to home

I’m Going Native

Why my beautiful butterfly bush is no better than kudzu

Please Pass the Salt

Our bodies need sodium chloride—in moderation

A Great Event

From the Sun to the supper table

The Higgs Boson

Elusive, long-sought, a defining moment of the 21st century

Remembering Steve

A tribute to my friend Stephen Jay Gould

Till We Meet Again

And thanks for dropping by

How Mauve Was Her Garment

The effect of coal tar on Queen Victoria’s gown

Saturn

How the sixth planet from the sun is like a rubber duck

Darwin’s Finches

In the Galápagos, a speed course on evolution

Our Artful Brain

What it takes to take in, say, a Picasso

How Flowers Changed the World

They still do, every spring

My Father

Those Other Ancestors

Neandertals were big, with bigger intellects than you might think

Our National Raptor

The bald eagle makes a big impression, but its voice is small

● NEWSLETTER

Please enter a valid email address
That address is already in use
The security code entered was incorrect
Thanks for signing up