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Science / Wildlife

Kelsi Rutledge, a UCLA PhD student in biology, and a museum specimen of a new species of ray called a guitarfish from the Gulf of California, Pseudobatos buthi, or "spadefish."

Scientist Lampoons Birth Announcements With Discovery of New ‘Spadenose’ Ray

The new species sees the light of day after more than 70 years tucked away in museum collections

Images and measurements of the fossil beetle that revealed it was a different kind of beetle than originally thought.

Fossil Mix-Up Could Rewrite the History of Beetles, the Largest Group of Animals on Earth

The reclassification of a 226-million-year-old beetle species could change our understanding of insect evolution

By comparing the skulls of extinct dinosaurs to those of living relatives, such as crocodiles and wild turkeys, researchers have conclude that the prehistoric beasts had sophisticated thermoregulation systems in their skulls.

Special Skull Windows Helped Dinosaur Brains Keep Cool

Dinosaur skulls had many cavities and openings, some of which may have held blood vessels to help cool off the animals’ heads

In July 2016, a solar-powered airplane flying over the desert region of Andalusia in Spain photographed breathtaking images of the Gemasolar concentrated solar power plant.

How Engineers of New Energy Technology Are Taking Cues From Nature

From sunflower spirals to schooling fish, renewable energy innovators are uncovering ideas for improving efficiency and output in natural phenomena

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This Smithsonian Scientist Is on a Mission to Make Leeches Less Scary

Curator Anna Phillips is on a quest to make leeches less repulsive to the public

In a fit of pique, according to one of Aesop's fables, the god Hermes made the animal carry its house forever on its back.

How the Turtle Got Its Shell, With Apologies to Aesop

Smithsonian paleontologist Hans Sues unpacks the complicated evolution of how this creature grew a home upon its back

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A New Species of Leech Is Discovered Near Washington, D.C.

Smithsonian researcher describes a previously unknown species of olive-green bloodsucker that has three jaws with up to 59 teeth

Mosquitos and their related diseases played a role in many historical events.

How Mosquitoes Helped Shape the Course of Human History

Historian and author Timothy Winegard discusses the way mosquitoes have played a major role in battles, genetics and the gin and tonic

This bat gleans insects from leaves. A team of researchers discovered that by approaching a leaf at an oblique angle, it can use its echolocation system to detect stationary insects in the dark.

Bats Use Leaves as Mirrors to Locate and Catch Their Prey

The latest discovery in the arms race between bats and insects reveals that even silent, motionless dragonflies aren’t safe

A reconstruction of Cambroraster falcatus, a large predator arthropod of the Cambrian Period.

Prehistoric Ocean Predator Resembles a Large and Vicious Horseshoe Crab

“Prey would have been sucked into the circular mouth and shredded by the multiple rows of large teeth”

Marine species with fluorescent proteins absorb, transform and reemit light, generating a spectacular display of color in the process.

Amazing Photos Reveal the Hidden Light of Undersea Life

Photographer Louise Murray dips into the dark ocean to capture the spectacle of marine fluorescence

Step aside, Mufasa. In the real world, females run the pride.

Science in the Movies

Ten Things We’ve Learned About Lions Since Disney’s Original ‘The Lion King’

Since the animated movie came out 25 years ago, zoologists have expanded our understanding of these fierce carnivores

An artist's recreation of Hylonomus lyelli, a tiny reptile that lived more than 300 million years ago.

Tiny Animals Trapped in Fossil Trees Help Reveal How Fauna Moved Onto Land

New ancient animals will likely be discovered in 310 million-year-old fossilized trees in Nova Scotia

Scientists at the University of Edinburgh discovered a new form of flight in dandelion seeds.

Five Scientific Findings That Could Lead to New Inventions

From cat tongues to dandelions seeds, engineers often look in peculiar places for inspiration

Hesperornithoides miessleri was a feathered dinosaur with many features we now associate with birds.

Discovery of Raptor-Like Dinosaur Adds a New Wrinkle to the Origin of Birds

A small, 150 million-year-old dinosaur unearthed in Wyoming ran on the ground, but it may have been closely related to some of the first fliers

The little shrimp turn green to blend in with the seaweed meadows they call home.

Newborn Shrimp Often Undergo Sex Reversal, but Ocean Acidification Could Disturb That Natural Process

Chemicals in microalgae are crucial for these bright green shrimp’s sexual development, but ocean acidification could change that

An artist's interpretation of what life could have been like if ancient humans and ancient ostriches crossed paths.

Fossil of Ancient Bird Three Times Bigger Than an Ostrich Found in Europe

The fossil is about 1.8 million years old, meaning the bird may have arrived on the continent around the same time as Homo erectus

An artist’s rendering of ancient Arctic hyenas belonging to the genus Chasmaporthetes. A new study reports that two enigmatic fossil teeth found in Yukon Territory in Canada belonged to Chasmaporthetes, making the teeth the first known fossils of hyenas found in the Arctic.

Beyond Dinosaurs: The Secrets of Earth's Past

Prehistoric Hyena’s Teeth Show Bone-Crushing Carnivore Roamed the Arctic

The only hyena to live in North America, Chasmaporthetes, had the stature of a wolf and the powerful jaws of its modern relatives

A digitally-colorized scanning electron micrograph depiction of a Giardia lamblia protozoan caught in a late stage of cell division, producing a heart-shaped form. Most protozoa, or singled-celled eukaryotes, reproduce asexually, but there is evidence to suggest Giardia lamblia can reproduce sexually as well.

The Evolution of Sex Could Have Provided a Defense Against Cancer Cells

The first sexually reproducing organisms may have found that the energy-intensive enterprise bolstered defenses against malignant cells

Artist's reconstruction of Fostoria dhimbangunmal, a newly described iguanodontian dinosaur.

Beyond Dinosaurs: The Secrets of Earth's Past

Dinosaur Bones Shimmering With Opal Reveal a New Species in Australia

A discovery in an Australian opal mine remained unexamined for three decades—it turned out to be the most complete opalized dinosaur skeleton in the world

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