Scientific American Content: Global

Skyrocketing temperatures are colliding with a lack of planning in Phoenix that is contributing to a rise in heat-related deaths

The 90-year-old finally realized his dreams of spaceflight aboard Blue Origin’s New Shepard vehicle, which also carried five other crew members on a short suborbital voyage

Author and science journalist Deborah Blum describes how an Indiana chemist kicked off the first major food regulation in the U.S.

A common species of cockroach hails from Asia, according to new research that tracks its spread around the globe

Misinformation solutions target a rational, ethical ideal who doesn’t exist; to combat misinfo, we need to start with a richer concept of the human

Recycled materials contribute to a potential pollutant-neutralizing paint

The CPORT algorithm, commonly used to estimate the risk that a child pornography offender will offend again, hasn’t been validated for use in the U.S.

Although studies are still mixed and products are often inconsistent, many scientists have hope that cannabidiol can help furry patients with arthritis, allergies and anxiety

It’s a “big deal” to demonstrate entangled quantum networks outside a lab

A rare geomagnetic storm lit up skies, eerie AI demonstrations and a cautionary word about raw milk.

President Biden’s climate law is funding “green ammonia” projects in hopes of using the chemical to more cleanly power the grid, fuel cargo ships and make fertilizer

The pasteurization process was invented in the 1860s and continues to keep people safe from a range of foodborne illnesses

Nearly half of residents lost income after a hurricane, a new study shows. Most were low-paid hourly workers in storefront shops

Debris from spacecraft threatens the burgeoning space economy. We need a global agreement to keep space clean

The H5N1 virus is a long way from becoming adapted to humans, but limited testing and tracking mean we could miss danger signs

A law proposed in New York State seeks to reduce plastic packaging, ban certain plastic chemicals and mandate that producers of packaged consumer goods fund the recycling or disposal of what they sell

Researchers are striving to reverse-engineer artificial intelligence and scan the “brains” of LLMs to deduce the how any why of that they are doing

Earth is shifting into a La Niña period, changing climate patterns all around the globe

A new AI-based analytical technique reveals that specific language phrasing in Reddit misinformation posts foretold people rejecting COVID vaccinations

How do astronomers find the darkest objects in the universe?

Cape Cod’s water is turning “pea-soup green”—and after decades of scientific detective work, we know why.

A former stretch of the Nile River, now buried beneath the Sahara Desert, may help scientists understand how Egyptians built the pyramids and adapted to a drying landscape

Technology that enables researchers to interpret brain signals could one day allow people to talk using only their thoughts

The U.S. government has a stockpile of H5N1 vaccines, and several companies could make millions more if needed. But scaling up the supply could take time

Across the globe, singing traditions are vast and varied. Their commonalities may help explain how music evolved

Sound recording could take a cue from arachnid acoustics

Years of careful planning helped safeguard against last weekend’s severe space weather, but we still don’t know how we’d cope with a monster event

Eurasian Jays use something similar to humans’ episodic memory to remember where they stored their food

We need to tell a new story about AI, and fiction has that power, humanities scholars say

Everything in the universe may be preordained, according to physics

Humans’ evolutionary remnants show us the kinds of animals we used to be

Activists who seek to revive this antiquated law share with Anthony Comstock, the Comstock Act’s namesake and progenitor, a similar view of women as subordinate to the decisions of men and God

Google scientists have modeled all 150 million connections of a fragment of the human brain at nanoscale resolution

Veteran spacefarer Don Pettit is set to launch this summer on a half-year mission to the International Space Station to perform novel science experiments, snap unique orbital photos, and much more

Heat seems to trigger a sweep of changes in immune system molecules, although researchers disagree on what they might mean

Sierra Space’s Dream Chaser is set to make its inaugural trip to orbit to deliver supplies to the International Space Station

New research into weed reveals how a lemon-scented terpene can ease anxiety without reducing the high.

Orcas have once again attacked and sunk a boat near the Strait of Gibraltar, a behavior that has scientists stumped

From Gaza to India to the Philippines, climate change exacerbated often record-breaking extreme heat over the past month

Floods, wildfires, droughts and earthquakes forced more than 26 million people to leave their homes in 2023

The same massive sunspot cluster that gave Earth multiple nights of stunning aurora displays has now produced the largest flare of the current solar cycle

Ancient tree rings show that the summer of 2023 was the hottest in the past 2,000 years because of human-caused climate change

Conspiracy theories are everywhere. Here's how you can figure out when you're being fooled

Extreme atoms are pushing the bounds of physics and chemistry

Bubbles shaped like teardrops, flattened eggs and worms reveal ice’s inner life

The Mississippi River has been manipulated for decades. A new book considers alternative forms of control

The carcinogenic effects of asbestos have been known for decades. We should have banned it long ago

What the neuroscience of near-death experiences tells us about human consciousness

Letters to the editors for the February 2024 issue of Scientific American

Scientists have recently discovered thousands of active RNA molecules that can control the human body