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Stories from Sara Hashemi

The study inventoried thousands of mollusks, worms, crustaceans and other small marine creatures. 

Deep-Sea Mining Test in the Pacific Drastically Reduced Biodiversity and Animal Populations

The Metals Company wants to be the first firm to commercially mine the seafloor. The study it funded suggests that mining vehicles harm creatures in the machines’ paths

The Black Death may have killed more than half of Europe's population within just a few years.

A Volcanic Eruption in 1345 May Have Triggered a Chain of Events That Brought the Black Death to Europe

Ash from the explosion may have led to crop failure and famine in southern Europe, leading some Italian cities to import grain—which possibly carried fleas infected with the bubonic plague

An image simulating the contamination from satellite trails in observations by ARRAKIHS, a European Space Agency telescope planned to launch in 2030

More Than 500,000 Satellites Are Set to Orbit Earth by 2040. They May End Up Photobombing the Images Captured by Space Telescopes

Fleets of satellites interfere with snapshots taken by Earth-bound observatories. But a new study suggests these orbiters will also contaminate observations by four space telescopes, including Hubble

A savanna in western Maharashtra, India

Ancient Literature Suggests India’s Savannas Are Much Older Than Previously Thought

Plant species mentioned in texts from the past 800 years hint the wooded grasslands of western India have been there since ancient times, pushing back on the narrative that they are remnants of long-gone forests

The World Health Organization conditionally recommends the use of GLP-1 drugs, including tirzepatide, marketed as Mounjaro and Zepbound, for obesity treatment. 

Here’s What the World Health Organization Had to Say About GLP-1s in its First-Ever Guideline on the Drugs

The health agency supports the long-term use of the medications in combination with a healthy diet and exercise, and calls for equitable access to the drugs

The Burtele foot, discovered in 2009

The Human Relative Who Owned This 3.4-Million-Year-Old Foot May Have Belonged to a Species That Lived Alongside Lucy

Newfound fossils in modern-day Ethiopia suggest that the mysterious foot belonged to a recently named species, Australopithecus deyiremeda. The finding could alter the story of human evolution

A male golden pheasant (Chrysolophus pictus) with its vision-obscuring head feathers. 

For Some Male Pheasants, Love Really Is Blind. Their Elaborate Feathers That Impress Females Also Obstruct Their Vision

The adornments on the heads of male Lady Amherst’s and golden pheasants partially block their sight, according to new research, marking the first known sex-based differences in field of vision within bird species

Pigeons can sense magnetic fields via their inner ears, new research suggests.

Pigeons Rely on the Earth’s Magnetic Field to Navigate. Now, Researchers May Have Uncovered How They Do It

The vestibular system, a set of structures in the inner ears that helps with balance, may grant the birds their special ability

An artist's impression of the collision between the early Earth and Theia, which may have formed the moon

A Planet Slammed Into Earth 4.5 Billion Years Ago, Forming the Moon. The Projectile May Have Been Our Neighbor

Little is known about the long-destroyed moon-forming planet, Theia. But it may have been born in the inner solar system—just like Earth—a new study suggests

The new research may help scientists and conservationists better monitor African lion populations. 

Listen to a Lion’s Second Type of Roar, Which Was Just Discovered by Scientists

Researchers uncovered the previously unknown vocalization while creating an algorithm that can identify and monitor lions based on audio recordings

Chimpanzees, like some other apes, kiss each other on the lips. 

How Did Humans End Up Smooching on the Lips? It May Have Started Out With a 21-Million-Year-Old Kiss

Our ancient primate relatives—including Neanderthals—may have enjoyed a nice peck on the lips. But researchers still don’t know why we do it

This image was captured by the High Resolution Imaging Science Experiment (HiRISE) camera on NASA’s Mars Reconnaissance Orbiter in October. 

More Than a Dozen NASA Spacecraft Have Glimpsed Interstellar Comet 3I/ATLAS. Now, You Can View New Images That They Captured

The space agency got a close look at the interstellar visitor over the past few months as it zipped by Mars and the sun

The black parasitic ant tricks the workers into attacking their amber queen.

These Parasitic Ant Queens Found a Sneaky Way to Stage a Coup: Trick a Colony Into Killing its Mother

While ant queen violence is well-known, scientists recently documented the first evidence of parasite-induced matricide

Elephant seals on South Georgia island

Bird Flu Wiped Out Nearly Half of the Females in the World’s Largest Elephant Seal Population, Drone Images Suggest

Scientists recorded a 47 percent drop in breeding females in South Georgia’s three largest elephant seal colonies after bird flu hit. Scaled to the whole island, that’s a potential loss of more than 50,000 of the animals

An artist's impression of a coronal mass ejection on a star

In a First, Astronomers Saw a Distant Star Shoot Some of Its Plasma Into Space

The powerful coronal mass ejection would have likely destroyed the atmospheres of any potentially habitable planets nearby

The 1999 Leonid meteors as seen from the Leonid Multi-Instrument Aircraft Campaign

Dark Moon, Shooting Stars: How to Catch the Stunning Leonid Meteor Shower This Weekend

A waning crescent moon will offer stargazers an optimal viewing experience this year, with 10 to 15 meteors visible each hour from Sunday into Monday

The specimen was discovered in Western Australia. 

This Newly Discovered ‘Lucifer’ Bee From Australia Was Named After Its Devil-Like Horns

Researchers hope the discovery shines a light on bee conservation Down Under

A remnant of a Type Ia supernova

The Universe’s Expansion May Be Slowing Down, Not Speeding Up, New Research Suggests

A new study challenges a long-held idea that the universe’s expansion is accelerating

The daily pills are designed for use among those whose high cholesterol is not reaching healthy targets despite taking other medications.

New Daily Pill Could Potentially Be Life-Saving for Americans With High Cholesterol Levels, Researchers Say

The medication, which significantly lowers the risk of heart attacks, could be a promising alternative to expensive and unpopular injectables

A spiny-tailed iguana on Clarion Island

Iguanas Are Native, Not Invasive, on This Mexican Island, DNA Study Suggests, Rewriting Conservation Ideas

The spiny-tailed iguanas of Clarion Island predate human presence in the Americas by tens of thousands of years, researchers say

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