To celebrate Scientific American ’s 180th anniversary, we’re publishing a jigsaw every weekday to show off some of our most ...

Physicists superheated gold to 14 times its melting point, disproving a long-standing prediction about the temperature limits ...

The brains of healthy people aged faster during the COVID-19 pandemic than did the brains of people analysed before the ...

High humidity and low overnight temperatures will put tens of millions of people under heat alerts over the course of the ...

Heat and humidity will once again smother the eastern half of the country this week, pushing the heat index to dangerous levels for tens of millions of people. In the Midwest, the humidity will be ...

S4, a $900-million cosmology experiment, would answer one of the greatest questions in physics. Instead it’s become another cautionary tale of pursuing big science amid shrinking budgets ...

Jason Jaacks is a filmmaker and photographer whose work explores the natural world and our place in it through the lens of science, natural history, and exploration. As a visual journalist, he has ...

Clare Fieseler is a journalist, conservation biologist and National Geographic explorer who covers climate change, oceans and clean energy.

Lieke van Son is a research fellow at the Center for Computational Astrophysics of the Flatiron Institute and at Princeton University. She is set to join Radboud University in the Netherlands as an ...