Project backed by Leonardo DiCaprio and Jeff Bezos aims to save 100 critically endangered species

This billionaire-backed fund is dedicating $200 million to preserve animals and even plants that are facing extinction around the world | Continue reading


@scientificamerican.com | 6 days ago

A SpaceX rocket is about to hit the moon—these videos show what could happen

Astronomers’ simulations predict what this lunar impact—and its aftermath—will look like | Continue reading


@scientificamerican.com | 6 days ago

An Ichthyosaur’s terrible, horrible, no good, very bad day 160 million years ago

A rare fossil find shows a tooth embedded an ichthyosaur’s vertebra, where it was likely left when a giant pliosaurid chomped down on this dolphin-resembling reptile | Continue reading


@scientificamerican.com | 6 days ago

The U.S. military needs tungsten, but pristine NASA site may stand in the way

A unique landform is vital for calibrating NASA’s satellites, but it’s likely sitting atop a vast deposit of this heavy metal, which is crucial for making munitions | Continue reading


@scientificamerican.com | 7 days ago

It’s 90 degrees in the Arctic right now

The Arctic is heating faster than the rest of the planet. New data illustrate how dire that is | Continue reading


@scientificamerican.com | 7 days ago

Washington's wildfires are a warning for the entire U.S.

Dry conditions and climate change are putting forests across the country at risk for disaster | Continue reading


@scientificamerican.com | 7 days ago

Cyclospora outbreak tied to two deaths as parasite-borne illness continues to rage

These deaths were reported by Michigan, which has seen more than 11,000 cases of cyclosporiasis emerge since late June | Continue reading


@scientificamerican.com | 7 days ago

Senate funding resolution seeks to put OMB rule changes to research grants on hold

The proposed changes have seen significant bipartisan pushback and have been criticized by scientists across disciplines | Continue reading


@scientificamerican.com | 7 days ago

How Antarctica's Blood Falls came to be

The bright, red-orange stain on Antarctica’s ice-covered landscape may trace back to ancient oceans | Continue reading


@scientificamerican.com | 7 days ago

Daddy long legs perform fellatio—and other wild facts about how these arachnids mate

Some female daddy longlegs will perform fellatio, perhaps to avoid potential violence from males, while males of another species entice females with a secretion on their penises | Continue reading


@scientificamerican.com | 7 days ago

Cyclosporiasis cases surge while new research questions ‘protein maxxing’

An outbreak of Cyclospora infections tied to produce spreads across multiple states as new research challenges the protein maxxing craze | Continue reading


@scientificamerican.com | 7 days ago

Postpartum psychosis is at the center of the Lindsay Clancy trial. What is it?

A high-profile court case is calling attention to this rare and understudied condition | Continue reading


@scientificamerican.com | 10 days ago

AI helped produce two proofs for the same cryptography problem

An M.I.T. Ph.D. student and two University of California system cryptographers used GPT-5.6 Sol Ultra in different ways, raising new questions about independent discovery and scientific credit | Continue reading


@scientificamerican.com | 10 days ago

Eating less protein could help you live longer

While “protein maxxing” is all the rage, reducing your protein intake could add years to your life | Continue reading


@scientificamerican.com | 10 days ago

How to surf on Saturn’s moon Titan

Lakes of liquid methane on Titan, Saturn’s largest moon, could offer exhilarating—and terrifying—opportunities for otherworldly surfing | Continue reading


@scientificamerican.com | 10 days ago

Secret eruption offers tantalizing glimpse of underwater volcanoes

Frothy rock floating on the ocean near Papua New Guinea is the sign scientists needed that, hidden from view, an underwater volcano was erupting | Continue reading


@scientificamerican.com | 10 days ago

The untold science and drama of Lewis and Clark’s expedition

Historian Craig Fehrman unpacks the science, politics and human stories behind one of America’s most famous expeditions | Continue reading


@scientificamerican.com | 10 days ago

How flowers shaped the world as we know it

David Haskell brings readers through millions of years of botanical history for his latest book, How Flowers Made Our World | Continue reading


@scientificamerican.com | 11 days ago

Everyone alive may carry DNA from a ‘ghost lineage’ of human ancestors

Scientists analyzing modern genomes may have found a long-lost branch of the human family tree | Continue reading


@scientificamerican.com | 11 days ago

Chilean mummies reveal a lost lineage of smallpox

Centuries-old DNA that was found in these mummies belongs to an extinct viral lineage of smallpox that was brought across the Atlantic during European colonization of the Americas | Continue reading


@scientificamerican.com | 11 days ago

3 charts show how extreme heat is costing us hours of lost sleep

The U.S. has been pummeled with heat waves this summer. Here’s how hot overnight temperatures can get in the way of a good night’s rest—in 3 charts | Continue reading


@scientificamerican.com | 11 days ago

Spacecraft will swarm asteroid Apophis during fateful 2029 Earth flyby

Space agencies around the globe are coordinating missions to visit the asteroid Apophis during a close encounter with Earth in 2029 | Continue reading


@scientificamerican.com | 11 days ago

Bizarre new material discovered in Hiroshima bombing debris

he extreme conditions of atomic bomb explosions create “uncontrolled microexperiments” that, in Hiroshima, forged a never-before-seen metallic alloy | Continue reading


@scientificamerican.com | 12 days ago

A unique cellular trick may explain octopus intelligence

A newly discovered change in ribosomal RNA makes protein production more precise, potentially safeguarding these cephalopods’ complex nervous systems | Continue reading


@scientificamerican.com | 12 days ago

Hundreds of ancient, never-before-seen ‘earthworks’ discovered in the Amazon

Many of these structures date to around C.E. 100–300, during the time of the Aquiry civilization, and may have been used for ceremonial purposes | Continue reading


@scientificamerican.com | 12 days ago

Astronomers spot best-yet example of a wandering supermassive black hole

Giant black holes adrift in deep space are normally invisible—unless they’re dining on stars | Continue reading


@scientificamerican.com | 12 days ago

Rescue mission to save NASA’s Swift space telescope is imperiled in orbit

A private spacecraft launched to boost the decaying orbit of NASA’s Swift Observatory is now suffering from potentially mission-ending malfunctions | Continue reading


@scientificamerican.com | 12 days ago

Neuroscientists pinpoint how smells bring back childhood memories

Smell can bring back vivid childhood memories—the so-called “Proust’s madeleine” phenomenon—and neuroscientists now think they know why | Continue reading


@scientificamerican.com | 12 days ago

Avocado flowers switch sex daily—now we know why

New work explains how avocado trees coordinate a complex reproductive strategy, switching every day between male and female | Continue reading


@scientificamerican.com | 12 days ago

The ultimate science summer reading list

SciAm books editor Bri Kane shares her favorite science books for every summer mood | Continue reading


@scientificamerican.com | 12 days ago

Math’s acclaimed ‘einstein tile’ finds a new home among physicists

Discovered by an amateur mathematician in 2022, this strange construct can tile an infinite surface without repeating. But can it be useful in the real world? | Continue reading


@scientificamerican.com | 12 days ago

Why Einstein's theories of relativity make time travel possible

Physicists, mathematicians and philosophers have been exploring the possibility of going forward to the future or back to the past | Continue reading


@scientificamerican.com | 13 days ago

How mental exhaustion changes the choices you make

Neuroscientists show how the brain weighs effort against reward when we're mentally fatigued | Continue reading


@scientificamerican.com | 13 days ago

What caused the magnitude 6.8 earthquake in Japan?

The quake, which has caused damage to several roads and buildings, occurred along a strike-slip fault | Continue reading


@scientificamerican.com | 13 days ago

Scientists get best-yet glimpse of Betelgeuse’s companion star

After decades of hints and speculation, scientists have at last unveiled the hidden companion to the iconic star Betelgeuse | Continue reading


@scientificamerican.com | 13 days ago

Has NASA already found life on Mars?

In searches for past and present Martian life, some scientists say we’ve been too cautious to see what’s right in front of us | Continue reading


@scientificamerican.com | 14 days ago

Can bees sense magnetic fields?

Magnetoreception is one of the most controversial animal senses. And several bee species might have it | Continue reading


@scientificamerican.com | 14 days ago

The best science books to read this summer, according to Scientific American editors

From ecohorror to science-inspired poetry, discover the books Scientific American staffers are recommending this summer | Continue reading


@scientificamerican.com | 14 days ago

550 years later, scientists claim to have solved what killed Botticelli’s muse

Italian Renaissance painter Sandro Botticelli painted Simonetta Vespucci as Venus rising from the waves. Now, scientists think they’ve solved how she died | Continue reading


@scientificamerican.com | 15 days ago

The math of traffic jams and how to avoid them

When the roads get crowded, many drivers start changing lanes. Mathematics suggests this intuition is typically wrong | Continue reading


@scientificamerican.com | 16 days ago

SpaceX launches Starship on successful test flight

Starship demonstrated key abilities on its path to becoming a fully reusable transport for astronauts to the moon | Continue reading


@scientificamerican.com | 17 days ago

Fungus made fashion—researchers turn living organisms into textiles

Biodegradable textile is alive and can host engineered microbes that can change its color or add UV protection | Continue reading


@scientificamerican.com | 17 days ago

NHTSA considers new car door safety rules after fatal Tesla crashes

After fatal crashes in which occupants or rescuers could not open Tesla doors, federal regulators are considering rules requiring obvious mechanical releases—but any new standard could take years. | Continue reading


@scientificamerican.com | 17 days ago

When will the cyclosporiasis outbreaks end?

Thousands of people have gotten sick from cyclospora. Experts can’t agree whether the end is in sight | Continue reading


@scientificamerican.com | 17 days ago

Europe's heat waves are killing thousands—and wringing its soils dry

The European continent is facing a dual reckoning this summer—extreme heat is killing thousands and draining its rivers, soils and reservoirs at a record pace | Continue reading


@scientificamerican.com | 17 days ago

How a 99-year-old mathematician unraveled a century-old braid mystery

Joan Birman popularized the Burau representation problem decades ago. Now she and two colleagues have a proof that reveals brand new insights into the geometry of braids | Continue reading


@scientificamerican.com | 17 days ago

Is it possible to regain a sense of smell? These scientists are working on it

Smell is one of the most complex and least understood senses | Continue reading


@scientificamerican.com | 17 days ago

The Rubin Observatory’s greatest legacy will be this ‘movie’ of the sky

Using the new Vera C. Rubin Observatory, astronomers are beginning the largest and deepest survey of the sky. What will they see? | Continue reading


@scientificamerican.com | 17 days ago