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While testosterone plays a significant role in fetal development, it is not the only hormone that influences masculinization.

In Addition to Testosterone, Another Hormone Is Vital for Early Male Development

A hormone called androsterone, produced in the placenta and other organs, plays a role in fetal development in the womb

It was during another experiment in his lab that Naohiro Kato realized that microalgae might be a good ingredient for bioplastic.

Made From Microalgae, These Mardi Gras Beads Are Biodegradable

Louisiana State University molecular biologist Naohiro Kato is confronting plastic pollution one necklace and doubloon at a time

Due to their genetic and physiological similarities to humans, lab rodents have become the cornerstone of animal research.

The History of the Lab Rat Is Full of Scientific Triumphs and Ethical Quandaries

Lab rodents have been used in animal testing for more than 150 years, and the number of rodent-based studies continues to grow

Gibbs aboard the USS Bear, which made the voyage to Antarctica

George Washington Gibbs Jr. Defied Danger and Racism to Become the First African-American to Visit Antarctica

“He had bigger visions and would not be contained in a box,” his daughter says

The First African-American to Hold a Patent Invented ‘Dry Scouring’

In 1821, Thomas Jennings patented a method for removing dirt and grease from clothing that would lead to today’s dry cleaning

Michelle Obama is the 14th consecutive First Lady to have a cattleya orchid named in her honor (above). Last year, the Melania Trump orchid was earning acclaim in the plant world.

Here’s How Horticulturalists Made the Michelle Obama Orchid

This year’s orchid show takes over the cavernous naturally-lit Kogod Courtyard with thousands on view

A $3.5 million renovation at the Smithsonian's Anacostia Community Museum includes an outdoor multi-functional plaza and community garden. The museum will reopen in mid-October.

Anacostia Community Museum to Close for Renovations, but Will Tour Its Current Show With Pop Ups Across the City

D.C. Public Library will partner with the museum to bring you “A Right to the City,” which takes a deep look at gentrification and its impact

DeepASL's camera

Sign Language Translating Devices Are Cool. But Are They Useful?

Michigan State University researchers are developing a small tool, with a motion capture system, that translates ASL into English

Bonneville Seabase is located 40 miles from Salt Lake City, Utah.

Why Utah Might Be Your Next Favorite Snorkeling Destination

Stocked with saltwater fish from around the world, Bonneville Seabase is an ocean in the middle of the state

Grand Canyon National Park

The Decades-Long Political Fight to Save the Grand Canyon

Americans had long known about the wonders of the southwestern landmark, but it wouldn’t be until 1919 that it would gain full federal protection

Plastic debris is providing a new vessel for potentially invasive species to cross large distances.

Sea Creatures Still Arriving in the U.S. on Plastic Debris From the Japanese Tsunami Eight Years Ago

Marine biologists don’t know how long different species can survive adrift in the open ocean, and some may become invasive when they reach new shores

The lowland streaked tenrec (Hemicentetes semispinosus) in Andasibe-Mantadia National Park, Madagascar.

Defensive Spines on Tenrecs Could Come at a Cost to Brain Size

The little mammals of Madagascar appear to have undergone an evolutionary tradeoff between brain size and defensive armor

The gift’s promise lies not just in its scale and Lichtenstein’s outsize place in 20th-century art, but in the fact that much of the materials will be searchable together online.

The Stories of Poets, Artists and Cartoon Characters Are All Waiting to Be Discovered in Roy Lichtenstein’s Personal Papers

The Pop artist’s archives, recently donated to the Smithsonian, are soon to be digitized

The three-time winning Meryl Streep (above at the 2017 Academy Awards) with 21 nominations under her belt appears to be a rare exception to the Oscar Jinx.

A Smithsonian Folklorist Delves Into the Rituals and Rewards at the Academy Awards

Folk belief holds that if you have won one Oscar, your odds of ever winning a second are greatly diminished by the dreaded “Oscar Jinx”

Zissou Tasseff-Elenkoff's "Power to the People" is dedicated to civil rights for every human regardless of race, color or religion.

What Should a Contemporary Monument Look Like?

A new multi-city art exhibition called “New Monuments for New Cities” tackles this question head on

American artist Georgia O'Keeffe poses outdoors beside an easel with a canvas from her series, 'Pelvis Series Red With Yellow,' Albuquerque, New Mexico, 1960.

Why Are Georgia O’Keeffe’s Paintings Breaking Out in Pimples?

A new handheld tool lets scientists diagnose the chemical reaction behind “art acne”—and learn how it can be prevented

An artist's concept of the Beresheet lunar lander on the moon.

Israel’s Private Lunar Lander Blasts Off for the Moon

The Israeli spacecraft Beresheet will gradually raise its orbit to reach the moon, landing after about a month and a half of flight

Will A.I. Ever Be Smarter Than a Four-Year-Old?

Looking at how children process information may give programmers useful hints about directions for computer learning

Women have graced coinage since the third century B.C.

Who Was the First Woman Depicted on Currency and More Questions From Our Readers

You asked, we answered

Botanist George Washington Carver, seen here in a 1940 photo, donated $33,000 in cash to the Tuskegee Institute to establish a fund to carry on the agricultural and chemical work he began.

In Search of George Washington Carver’s True Legacy

The famed agriculturalist deserves to be known for much more than peanuts

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