ScientificAmerican

President Trump has dismissed hundreds of scientists working on the congressionally mandated National Climate Assessment, raising concerns about whether the void will be filled with pseudoscience...

A vaccine that blocks infection with the human papillomavirus has helped to lower cervical cancer rates. Researchers want to find out if the shot also prevents heart attacks...

Amazon has launched its first operational Project Kuiper satellites in its attempt to compete with SpaceX’s Starlink—but experts remain concerned about space debris and astronomy...

President Trump’s EPA administrator Lee Zeldin seems to be focusing on costs to industry in an effort to dismantle the scientific justification for climate regulations...

The spectacle of spring bird migration is in full swing, and you can get in on the action...

The mathematics underpinning the modern method of elliptic curve cryptography originated with Renaissance architect Filippo Brunelleschi...

We present a historical romp through Scientific American—100 years ago....

Under the Trump administration, NOAA has minimized an announcement that climate-warming carbon dioxide concentrations in the atmosphere grew at a record-breaking speed in 2024...

Science is key to diplomacy, unity and democracy. What the Trump administration is trying to do to it will weaken the U.S....