Scientific American.com

Can Earth’s Rotation Be a Power Source? Physicists Debate Bold New Idea
Experiments suggest an unusual magnetic material could help harness energy from Earth’s rotation. But not everyone is convinced
Movie Math Reveals the Formula for a Hollywood Blockbuster
Most movies follow one of six emotional arcs. Which one sells the most tickets?
How Tariffs Work—And What Economic Studies Show about Their Real Impact
President Donald Trump is threatening steep tariffs on virtually all imports. Here’s what that means and what economics research suggests would be the impact
What’s the Definition of a ‘Moon’?
Defining the word “moon” is harder than you might think
How Real Is Severance? The Show’s Neurosurgery Consultant Breaks Down Its Science
A neurosurgeon who has acted as a consultant for Severance explains the science behind the show’s brain-altering procedure—and whether it could ever become reality.
Kanzi the Bonobo, Who Learned Language and Made Stone Tools, Dies at Age 44
What we learned about ape and human cognition from Kanzi the bonobo, who died this week
RFK, Jr., Wants to Make Baby Formula Safer, but Trump Budget Cuts Imperil That Effort
A new Trump administration health initiative called Operation Stork Speed aims to improve the safety of infant formula and reduce contamination risk, but budget and staffing cuts may hinder that
When Will We Reach 1.5 C of Warming? And How Will Climate Scientists Know?
As the world gets closer to the mark 1.5 degrees Celsius in Paris climate agreement, scientists are racing to establish a single way to monitor current warming
Measles Spreads Fast Where Vaccination Rates Drop—These Charts Show How
Measles continues to spread in Texas and other states and has caused the first reported U.S. death from the virus in a decade. Vaccination data over time reveal vulnerabilities in protection
Evangelina Rodríguez Traveled to Paris to Revolutionize Health Care in the Dominican Republic
Andrea Evangelina Rodríguez Perozo, the Dominican Republic’s first female doctor, raised the funds to set sail for Paris so that she can learn about the latest advances in women’s health
The Psychology of Shopping Addiction
From China to Brazil to Germany, huge numbers of people are addicted to shopping, driven in part by companies that use gaming strategies
Trump Wants to go to Mars. That’s Not Happening
Elon Musk and Donald Trump have announced ambitious plans to send a mission to Mars in 2026 and 2028. It’s not going to happen
Mouse-to-Mouse Resuscitation: Rodents Try to Revive Unconscious Buddies
Three studies show that a mouse will try to rouse an unconscious companion
RFK, Jr. Wants to Let Bird Flu Spread on Poultry Farms. Why Experts Are Concerned
Health secretary RFK, Jr. has repeatedly suggested that farmers should let bird flu spread through flocks. Experts explain why that’s a dangerous idea
Frozen Cosmic Sound Bubbles Suggest Dark Energy Is Shockingly Changeable
A new map of cosmic expansion suggests that dark energy evolves over time, hinting that the universe doesn’t work the way we thought it did
How to Spot ADHD Misinformation on TikTok
With limited access to mental health care, people looking for answers about ADHD are turning to TikTok, where information is frequently misleading or inaccurate
Trump's EPA Plans to Gut Research. What that Means for Clean Air and Water Rules
A plan by EPA Administrator Lee Zeldin to fire scientists could disrupt environmental rules focused on clean air and water long after President Donald Trump leaves office
Blue Ghost Lander Successfully Completes Historic Lunar Mission
Firefly Aerospace’s Blue Ghost commercial lander has gone dark on the moon as planned, but not before sending back spectacular views of the lunar sunset
What Severance Life Would Really Be Like, according to a Psychologist
Life as an “innie” in the show Severance would likely involve severe trauma and mental stress, psychological research suggests
Trump’s Tariff Excuse Misses the Reality of Why Illicit Drugs Are in the U.S.
Tariffs on Mexico and Canada won’t stop the demand for addictive drugs