Science

Science’s COVID-19 reporting is supported by the Pulitzer Center and the Heising-Simons Foundation.

Do old and damaged cells remember what it was like to be young? That’s the suggestion of new study, in which scientists reprogrammed neurons in mouse eyes to make them more resistant to damage and able to regrow after injury—like the cells of younger mice. The study suggests that hallmarks […]

It’s not easy peeing green.

Science’s COVID-19 reporting is supported by the Pulitzer Center and the Heising-Simons Foundation.

The U.K. government today invited communities around the country to volunteer a site for a prototype fusion reactor, which would be the first—it is hoped—to put electricity into the grid. The project, called Spherical Tokamak for Energy Production (STEP), began last year with an initial £222 million over 5 years […]

The first doses of Pfizer’s coronavirus vaccine will likely roll out in the U.K. next week.

Think you’re bad when you’re hangry? A new study found monarch butterfly caterpillars will push and headbutt others out of the way for food.

Join Scientific American for a conversation about the next steps in humanity’s reconnaissance of Mars. Featuring Casey Dreier, senior space policy adviser at The Planetary Society, and space & physics editor Lee Billings, this deep dive will begin with an overview of NASA’s upcoming Perseverance rover, slated to land on […]

The United Kingdom’s Medicines and Healthcare Products Regulatory Agency (MHRA) announced today that it has granted emergency authorization for the COVID-19 vaccine developed by Pfizer and BioNTech, marking the first such approval outside of Russia and China.