How Airborne Microplastics Affect Climate Change
Like other aerosols, these tiny particles scatter and absorb sunlight, influencing Earth’s temperature -- Read more on ScientificAmerican.com.....»»
Will Giving COVID Booster Shots Make It Harder to Vaccinate the Rest of the World?
Wealthy countries have bought up most of the available vaccine doses for booster shots but still have far more than they need -- Read more on ScientificAmerican.com.....»»
Disabled Astronauts Blaze New Space Trails
Efforts are underway to make space missions more accessible -- Read more on ScientificAmerican.com.....»»
Many Doctors are Switching to Concierge Medicine, Exacerbating Physician Shortages
Practices that charge sometimes hefty membership fees promise more personalized care. But the high costs and low patient volumes may limit access for everyone -- Read more on ScientificAmerican.com.....»»
Largest Known Undersea Volcanic Eruption Explains Odd Seismic WavesÂ
Researchers tie the event to “swarm quakes” off the French island of Mayotte -- Read more on ScientificAmerican.com.....»»
Cigarette Smoke Kills Eye Cells
A new study reveals how tobacco from traditional or noncombusted cigarettes kills corneal cells -- Read more on ScientificAmerican.com.....»»
Who Needs a COVID Booster Shot? Experts Answer Common Questions
Now that the FDA has authorized the shots for a broad range of Americans, many people want to know if they need a booster dose. Here’s what we have learned so far -- Read more on ScientificAmerican.com.....»»
Gut Bacteria Change as You Get Older--and May Accelerate Aging
Microbe types in older people’s intestines are different and are linked to disease -- Read more on ScientificAmerican.com.....»»
Risk of Dangerous Heat Exposure Is Growing Quickly in Cities
Population growth, climate change and the urban heat island effect are combining to put more people at risk -- Read more on ScientificAmerican.com.....»»
Gnarly, Centuries-Old Mathematical Quandaries Get New Solutions
A set of puzzles called Diophantine problems are often simple to state but hard to solve—though progress could have big implications for the future of mathematics -- Read more on ScientificAmerican.com.....»»
FAST, the World"s Largest Radio Telescope, Zooms in on a Furious Cosmic Source
China’s Five-Hundred-Meter Aperture Spherical Radio Telescope has detected more than 1,600 fast radio bursts from a single enigmatic system -- Read more on ScientificAmerican.com.....»»
Assessing COVID Risk and More with Air Quality Monitors
The consumer devices track pollutants as well as CO2—a proxy for potentially virus-laden human breath -- Read more on ScientificAmerican.com.....»»
The Smartest Way to Use Rapid At-Home COVID Tests
The self-administered tests are sold over the counter, holding out the promise of safer gatherings. But interpreting results requires savvy -- Read more on ScientificAmerican.com.....»»
New Universal Force Tested by Blasting Neutrons through Crystal
A recent experiment has placed the best-yet limits on the strength of a long-sought fifth fundamental force -- Read more on ScientificAmerican.com.....»»
Mammoths Roamed when Humans Started Using Tobacco at Least 12,300 Years Ago
A dig in the Nevada desert finds telltale seeds at the site of a late Paleolithic hearth -- Read more on ScientificAmerican.com.....»»
"Auroral" Exoplanets Could Help Boost Searches for Alien Life
Four candidate worlds found via flashes of radio emission may be the first of many revealed by a new planet-hunting technique -- Read more on ScientificAmerican.com.....»»
Pandemic Year One Saw a Dramatic Global Rise in Anxiety and Depression
In hindsight, 2020 witnessed a disproportionate mental health burden on women and young people -- Read more on ScientificAmerican.com.....»»
2021 Medicine Nobel Prize Winner Explains the Importance of Sensing Touch
Ardem Patapoutian shared the physiology or medicine prize for work on mechanisms crucial to everything from bladder control to knowing where our limbs are -- Read more on ScientificAmerican.com.....»»
Why the Physics Nobel Honored Climate Science and Complex Systems
The prestigious award finally recognizes work that helped scientists understand climate change and, more broadly, find order in disorder -- Read more on ScientificAmerican.com.....»»
NASA"s Perseverance Rover Finds Signs of Epic Ancient Floods on Mars
New results from the mission reveal that its landing site of Jezero Crater has a surprisingly dynamic and complex hydrologic history -- Read more on ScientificAmerican.com.....»»