Science

Busting apart this aging dam on the Jeremy River in Connecticut opened up 27 kilometers of salmon habitat and spawning gravel for the first time in close to 300 years. Other fish will benefit too, including the eastern brook trout, sea lamprey, American eel, and river herring.

The Environmental Price of Dams

Why some conservationists are demolishing dams in the name of rivers and fish

Are orangutans aware that others have different minds than their own?

New Research

Monkeys May Recognize False Beliefs—Knocking Over Yet Another Pillar of Human Cognition

Apes may be aware of the minds of others—yet another remarkable finding about the cognitive abilities of non-human animals

Naomi Weisstein was a feminist activist, a neuropsychologist and, for a brief time, a rock 'n roll musician.

This Feminist Psychologist-Turned-Rock-Star Led a Full Life of Resistance

Naomi Weisstein fought against the idea of women as objects in both the fields of psychology and rock 'n roll

Two large litters of cheetah cubs were born at the National Zoo's Front Royal, Virginia, facility—the Smithsonian Conservation Biology Institute.

Future of Conservation

Two Litters of Adorable Cheetah Cubs Born in One Week

Smithsonian's cheetah conservation program welcomes the springtime births after careful planning

This Asiatic cheetah, caught on camera in the Naybandan Wildlife Refuge in Iran, is likely one of just dozens in the region.

New Research

Poaching Isn't the Cheetah's Only Problem

Humans isolate the rare cats with roads and fences—which can be as devastating as hunting them outright

Former U.S. president Barack Obama goes book-shopping with his daughters in Washington, DC in 2015.

New Research

Liberals and Conservatives Read Totally Different Books About Science

The good news: Everyone likes dinosaurs

To develop the next big mass-market wine, winemakers first hone flavor using focus groups, then add approved flavoring and coloring additives to make the drink match up with what consumers want.

The Science Behind Your Cheap Wine

How advances in bottling, fermenting and taste-testing are democratizing a once-opaque liquid

Vanilla has risen to become one the most popular and costly spices in existence.

The Bittersweet Story of Vanilla

Today, less than 1 percent of vanilla flavoring comes from the vanilla flower. Is that a good thing?

Future of Conservation

Future of Conservation

A rare Eld's deer fawn was born at the National Zoo last fall.

Future of Conservation

Take a Walk on the Bright Side at the First Smithsonian Earth Optimism Summit

As an antidote to doom and gloom, a conference on Earth Day weekend, takes a look all the good that is being done

Ladybugs stop pests from eating our food and destroying crops.

Future of Conservation

Why Small Animals Are Huge for Conservation

The tiniest of creatures keep the fabric of our world together, but are often overlooked

Feuding Iguanas and Giant Rodents Rule This Cuban Island

In the Jardines de la Reina, an archipelago in the southern part of Cuba, two species have managed to co-exist in not-quite-harmony

The image shows a 6 mm long, 12.5 day old mouse embryo obtained with the Mesolens. The inset shows a blow-up of the eye region revealing the individual cell nuclei. It is possible to identify fine structures throughout the embryo such as the developing heart muscle fibers and fine details in the eye such as the corneal endothelium using the Mesolens.

Think Big

Let Us Now Praise the Invention of the Microscope

Early scientists wielded this revolutionary tool to study the invisible world of microbes, and even their own semen

Smithsonian researchers found that otters that use tools aren't closely related.

New Research

Unlike Dolphins, Sea Otters That Use Tools Are Not Closely Related

Rock-bashing in otters is a very old behavior

Lionfish Are a Plague. Can Training Sharks to Eat Them Work?

Lionfish, which are native to the Indo-Pacific but were accidentally introduced to the Caribbean, are decimating native fish species

The challenges of finding fruit may have driven the evolution of bigger brains in our primate ancestors

New Research

What Really Made Primate Brains So Big?

A new study suggests that fruit, not social relationships, could be the main driver of larger brains

Tools of diabetes treatment almost always include improved diet and regular exercise.

MIT Mathematician Develops an Algorithm to Help Treat Diabetes

The key to managing the disease, which afflicts 29 million people in the U.S., might be in big data

Sometimes when we say "you," we really mean "me"

New Research

When I Say "You" But Really Mean "Me"

In some cases, the use of the second-person pronoun could help us put distance between ourselves and negative emotions

In times of desperation, female sawtooth sharks have been known to reproduce sans males. For other species, solo reproduction is downright vanilla.

New Research

Meet Eight Species That Are Bending the Rules of Reproduction

Spice up your mating life with relationship tips from rock lizards, sharks and water fleas

Fascinating: How Transparent Glass Frogs Mate

First, the female collects water from a leaf in order to hydrate the eggs inside her. then releases them for the male to fertilize

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