In southern Italy, two varieties of olive trees, some infected with a disease called Xylella fastidiosa, a bacteria carried from tree to tree by a little bug, and some resisting the infection

Why Tree-Killing Epidemics Are on the Rise

Globetrotting pathogens have caused forest-felling disasters that scientists are doing their best to contain

No longer masked by city noise, San Francisco sparrows are singing a new tune

The Pandemic Shutdown in San Francisco Had Sparrows Singing Sexier Tunes

Birds adapted to singing above the urban noise chirped lower, softer melodies

The Zoo's one-month-old giant panda cub had its first veterinary exam over the weekend. Get the scoop from Laurie Thompson, assistant curator of giant pandas.

Pandamonium

Check Out Pictures and Video of the Giant Panda Cub’s First Veterinary Exam

At one-month-old, all signs point to a healthy, strong cub

A student tries to solve a math problem.

What Is Math?

A teenager asked that age-old question on TikTok, creating a viral backlash, and then, a thoughtful scientific debate

Halahtookit, a Nez Perce man, widely believed to be the son of William Clark.

Ask Smithsonian

Are There Native Descendants of the Lewis and Clark Expedition? And More Questions From Our Readers

You’ve got questions. We’ve got experts

The spotted lanternfly has landed. This adult was seen in Pennsylvania, hard hit by the alien species.

Can Scientists Stop the Plague of the Spotted Lanternfly?

The voracious, shape-shifting insect native to Asia is attacking crops, vineyards and trees

School children are spaced apart in one of the rooms used for lunch at Woodland Elementary School in Milford, Massachusetts on Sept. 11, 2020.

Covid-19

Exactly How Far Should You Distance From Others to Avoid Covid-19?

The CDC recommends 6 feet or more, the WHO about half that distance, but experts say the science is far from settled

A mid-1970s painting by illustrator Rick Guidice depicts an extraterrestrial colony designed by Princeton University physicist Gerard O'Neill.

How NASA Marketed Its Space Program With Fantastical Depictions of the Future

When it came to exploring the stars, Americans had to see it to believe in it

Some Covid-19 patients are reporting that foods including coffee, chocolate and red wine smell awful.

Why Covid-19 Patients Are Suffering From Distorted and Phantom Smells

An increasing number of patients are reporting awful scents that aren’t present

A child sleeps in his parents bed.

Researchers Say the Purpose of Sleep Shifts During the ‘Terrible Twos’

A multidisciplinary team offers up an exact age when REM sleep decreases

Marble Canyon, Grand Canyon, Arizona, U.S. Down on the mile-deep floor of the Grand Canyon, the stillness allows the subtlest natural sounds to emerge, from the call of a peregrine falcon overhead to the scamper of a scorpion underfoot. Rock layers tell their own story, revealing nearly two billion years of geology. But the serenity is no longer guaranteed. It is frequently broken by air tours. In 1999, Senator John McCain of Arizona introduced a law that helped cut down on this persistent source of human noise. But up to 400 flights still cross the canyon or fly below the rim each day.

Photographs From the Last Quiet Places on Earth

Little can compare to the healing power of silence

Are there other imaging agents hiding in plain sight?

Innovation for Good

Could Tattoo Ink Be Used to Detect Cancer?

A new study on medical imaging agents shows common pigments and dyes could help with early diagnosis

When Alexander von Humboldt (right) traveled to England in 1790, he met a young chemist named James Smithson, the founder of the Smithsonian. Humboldt's influence still resonates throughout the massive museum and research complex.

Alexander von Humboldt

How the Revolutionary Thinker Alexander von Humboldt Helped to Create the Smithsonian

The 19th-century polymath continues to influence the Institution’s research; a major Smithsonian exhibition explains how and why

This marks the first time the fossil has been back in America since 1847, when it made its way through Europe and ultimately ended up at The Hessisches Landesmuseum Darmstadt in Germany.

Alexander von Humboldt

This Mastodon Is a Centerpiece of an Art Exhibition. Why?

Meet the hugely influential Alexander von Humboldt, who foretold of climate change and inspired artists, writers and presidents

A humpback whale breaches off the coast near Alameda, California. Ships collide and kill an estimated 80 endangered whales a year off of the West Coast.

Innovative New Whale Detection System Aims to Prevent Ships From Striking Animals

Whale Safe launches in Southern California waters to help reduce deaths of the iconic marine mammals

Picture of the top and bottom sides of the chips with integrated microfluidic cooling, next to the miniaturized power converter

A New System for Cooling Down Computers Could Revolutionize the Pace of Innovation

A Swiss team has created tiny, fluid-filled channels in microchips to spirit away heat and save energy

In Boston's Mattapan on August 15, 2020, protesters march from Jubilee Christian Church to protest police brutality, systemic racism and other oppressive systems unfavorable to Black and Brown people.

Why Black, Indigenous and Other People of Color Experience Greater Harm During the Pandemic

Scholars take a deep dive into how structural racism intersects with public health

A great spotted woodpecker eats a hazelnut. Bird beaks may have allowed the animals to eat seeds and nuts after an asteroid hit the earth, wiping out many forms of life.

Why Birds Survived, and Dinosaurs Went Extinct, After an Asteroid Hit Earth

Paleontologists think that beaks may have given birds an advantage over other creatures

3D-printed masks made for a New Hampshire hospital amid PPE shortages in March.

Covid-19

Covid-19 Has Designers Reimagining Personal Protective Equipment

The global pandemic has led to a surge in demand for PPE. Inventors have responded—with mixed results.

Spindly legs and thick, red fur have earned maned wolves the nickname “foxes on stilts,” but the animal is neither fox nor wolf.

Smithsonian Voices

What the Rhythm of a Maned Wolf’s Heart Reveals

Smithsonian researchers are monitoring stress rates of this keystone species for better ways to manage them

Page 76 of 453