Science

Eileen Collins in space in 1995, when she became the first woman to pilot a space shuttle.

What It Was Like to Become the First Woman to Pilot and Command a Space Shuttle

Eileen Collins talked to <i>Smithsonian</i> about her career in the Air Force and NASA, women in aerospace and more

"An important first step is understanding how tropical forests worldwide, climate, and the food and other products that we consume are all interconnected on the global scale. Collectively we can have a real impact," says forest ecologist Kristina Anderson-Teixeira.

Yes, Tropical Forests Tragically Burned This Summer, but Here’s What You Can Do

Fires stoked worldwide anxiety, but Smithsonian forest ecologist Kristina Anderson-Teixeira offers a few practices for making a difference

Scientific illustrations, Humboldt once wrote, should “speak to the senses without fatiguing the mind.” His famous illustration of Chimborazo volcano in Ecuador shows plant species living at different elevations.

Alexander von Humboldt

The Pioneering Maps of Alexander von Humboldt

Beautiful and insightful, the illustrations of the German naturalist helped shape a new understanding of the world

Illustration of a hot Jupiter planet in the Messier 67 star cluster. Hot Jupiters are so named because of their close proximity — usually just a few million miles — to their star, which drives up temperatures and can puff out the planets.

What Astronomers Can Learn From Hot Jupiters, the Scorching Giant Planets of the Galaxy

Many of the planets that are roughly the size of Jupiter orbit right next to their stars, burning at thousands of degrees

A reconstruction of a Siamraptor skull based on fossil evidence.

Newly Discovered Dinosaur Was a Giant 'Shark Tooth' Carnivore

<i>Siamraptor suwati</i>, discovered in Thailand, sliced flesh with razor-sharp teeth rather than crushing the bones of its prey

Coyotes are one of the most resourceful and resilient predators and play an important role in controlling populations of small mammals.

Connecting With Coyotes on the Prowl

Biologist Joe Guthrie embarks on a new study to track five adults in the Shenandoah Valley using GPS collars

Climate change is driving a surge in wildfires, and it’s only going to get worse.

This Gel Could Prevent Wildfires

Developed by Stanford researchers, the nontoxic, biodegradable gel can be sprayed on vegetation as a long-term fire retardant

Though the Iberian lynx seemed destined for extinction, a conservation effort in Spain and Portugal has helped the population stabilize.

How the Iberian Lynx Bounced Back From the Brink of Extinction

Two decades ago, fewer than 100 Iberian lynx remained, but thanks to captive breeding and habitat management, the population is recovering

The Global Change Environmental Research Wetland spans 173 acres in Edgewater, Maryland.

Marshes Grow Stronger When Faced With Increased Carbon Dioxide

Marsh plants respond to increased CO2 by growing many small stems, creating a denser wetland that may protect against sea level rise

Scientists at the University of Central Florida have modeled a path toward self-sufficiency for one million settlers of Mars over the course of 100 Earth years.

What Will Humans Eat on Mars?

Planetary scientist Kevin Cannon talks about the logistics of feeding a population of one million on the Red Planet

In this agricultural revolution, there are plenty of mind-blowing devices to awe and excite.

Five Roles Robots Will Play in the Future of Farming

From picking fruit to pulling weeds, robotics are bringing precision farming to life

Among the many threats facing honeybees in the United States, the Varroa destructor mite could be the most devastating.

Beekeepers Seek to Save Honeybees From a Colony-Invading Pest

Facing the scourge of a parasitic Asian mite, commercial beekeepers are trying to breed a resistant strain of honeybee, but other threats loom

One of the Dinizia excelsa or angelim vermelho trees, which can grow over 80 meters. The tallest, as measured by satellite, towered 88.5 meters above the forest floor.

Researchers Discover the Tallest Known Tree in the Amazon

Satellite images and a trek into the rainforest reveal a group of trees over 80 meters, or about 260 feet, and one as tall as 88.5 meters

How Zookeepers Built Karl, the Abyssinian Ground Hornbill, a New 3-D Beak

For this species, a beak is everything and Karl has had his old one re-tooled for hunting and communication

Modern-day baby feeding from reconstructed infant feeding vessel of the type investigated in the new study.

Bronze Age Baby Bottles Reveal How Some Ancient Infants Were Fed

Drinking vessels found in Bronze and Iron Age children's graves contained proteins from animal milk

A fully formed dinosaur tooth found in Bismarck, North Dakota.

Want to Dig For Dinosaur Bones? Join the Pros at These Spots

These museums and companies around the country pair the public with paleontologists to uncover buried bones

Soldiers take a psychological test (the exact type of examination is unclear) in Camp Lee in Virginia in November 1917, the year the United States entered World War I and Woodworth first developed his test.

The Future of Mental Health

The First Personality Test Was Developed During World War I

Long before online quizzes and Myers-Briggs, Robert Woodworth’s “Psychoneurotic Inventory” tried to assess recruits' susceptibility to shell shock

Charlotte Moore Sitterly made huge strides in our understanding of how atoms are structured and what stars, especially our sun, are made of.

Women Who Shaped History

How Charlotte Moore Sitterly Wrote The Encyclopedia of Starlight

The "world’s most honored woman astrophysicist" worked tirelessly for decades to measure the makeup of the sun and the stars

In Northern California, purple sea urchins are decimating kelp forests. Though the species of urchin causing problems may vary by region, the damage is the same.

Could Eating Sea Urchins Help Revive Kelp Forests?

A Norwegian 'urchin ranching' company wants to take the echinoderms from the wild, fatten them up and sell them to restaurants

Birds are considered an indicator species, representing the health of entire ecosystems.

North America Has Lost Nearly 3 Billion Birds Since 1970

The staggering population loss of 29 percent of North American birds could signal an ecological crisis

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