A fisherman on the dock with his catch.

How to Eat Seafood — Sustainably

Fish stocks are collapsing. But you can still enjoy your freshest local seafood without feeling too guilty—and here’s why.
A Shocking Announcement by Vittorio Reggianini

Why Do People Faint?

Fainting—or, more technically, syncope—has a variety of causes.
Sand Octopus (Octopus kaurna)

How to Make Quicksand Like an Octopus

When it comes to camouflage, the sand octopus has some truly amazing techniques.
Hail

The Science of Hail

How does this mysterious precipitation form?
Source: https://commons.wikimedia.org/wiki/File:Giovanni_Aldini,_Essai...sur_le_galvanisme..._Wellcome_L0023892.jpg

Will Reanimating Dead Brains Inspire the Next Frankenstein?

In recent experiments, scientists brought back cellular functions to the brains of dead pigs, recalling early galvanism.
A lode stone encased in a gilded stand

The Souls of Magnets

Lodestones are dull, lumpy, and slate-gray, but their “magnetic intelligence” made them fabulously expensive.
A tree in a native forest planted by Afforestt

The Miyawaki Method: A Better Way to Build Forests?

India’s forest production company is following the tenets of the master Japanese botanist, restoring biodiversity in resource-depleted communities.
Mount Saint Helens, United States

Could a Trillion Trees Really Save the Planet?

Scientists think that planting trees could reverse climate change, but planting trees isn't as simple as it sounds.
A pod of dolphins

How Eco-Conscious is Your Eco-Tour?

Wildlife sighting business is booming. Here’s how to choose the tour operators that care about the animals.
A submarine for the US government, 1806.

The Submerged History of the Submarine

Submarines played a major role in Word War I. But the first submersible was actually used, though unsuccessfully, in the Revolutionary War.