Space physics | Life & News

Sunday, November 9, 2025

Coronal mass ejections erupt from the Sun, as shown in this illustration of one from 2012. NASA/GSFC/SDO

Education

Colliding plasma ejections from the Sun generate huge geomagnetic storms −...

Staff Writer - February 23, 2025

Shirsh Lata Soni, University of Michigan The Sun periodically ejects huge bubbles of plasma from its surface that contain...

EXPLORING NATURE

Harlan’s ground sloth fossil skeleton excavated and displayed at the La Brea Tar Pits in Los Angeles. Larisa DeSantis

Education

Giant ground sloths’ fossilized teeth reveal their unique roles in the...

Staff Writer - October 22, 2025

Larisa R. G. DeSantis, Vanderbilt University and Aditya Reddy Kurre, University of Pennsylvania A two-toed sloth at the...

Demonstrators in Portland, Ore., protest on Oct. 4, 2025, against President Donald Trump’s plan to deploy the National Guard to the city. Spencer Platt/Getty Images

Trump’s National Guard deployments reignite 200-year-old legal debate over state vs....

October 21, 2025

If consumed in high doses, lead and other heavy metals have serious, well-documented health risks. whitebalance.space/E+ via Getty Images

Protein powders and shakes contain high amounts of lead, new report...

October 18, 2025

Many physicians who aren’t U.S. citizens come to the U.S. to do medical residency programs. SDI Productions/E+ via Getty Images

How new foreign worker visa fees might worsen doctor shortages in...

October 17, 2025

Many fruits and vegetables are high in antioxidants. istetiana/Moment via Getty Images

Antioxidants help stave off a host of health problems – but...

October 17, 2025