Gilead Agrees to Allow Generic Version of Groundbreaking H.I.V. Shot in Poor Countries
Many middle-income countries are left out of the deal, widening a gulf in access to critical medicines.The drugmaker Gilead Sciences…
Iran Would Need Much More Than Weeks to Build a Nuclear Bomb
Nuclear experts see Tehran as facing up to a year of hard work to master the knotty basics of building…
Officials Cast Doubt on a Dementia Drug, but Human Trials Continue
The S.E.C. alleged shortcomings in research said to support the drug, and its developer agreed to a $40 million settlement.…
How the VP Candidates Talked About Climate Change
Tim Walz said climate change is real, but boasted about high U.S. levels of oil and gas production. JD Vance…
OpenAI Completes Deal That Values Company at $157 Billion
The A.I. start-up’s valuation has risen by more than $70 billion in nine months.OpenAI said on Wednesday that it had…
After a Decade, Scientists Unveil Fly Brain in Stunning Detail
Scientists have mapped out how 140,000 neurons are wired in the brain of the fruit fly, Drosophila melanogaster.A fruit fly’s…
Hurricane Helene Deaths Will Continue for Years, Study Suggests
Research on hundreds of tropical storms finds that mortality keeps rising for more than a decade afterward, for reasons you…
Fly brain breakthrough ‘huge leap’ to unlock human mind
MRC/NatureThey can walk, hover and the males can even sing love songs to woo mates - all this with a…
How to Reduce Eye Strain
That achy, tired feeling comes from more than just screen time. Experts share tips for easing the discomfort.After staring at…
Is It Safe to Exercise When You’re Sick?
If you have a cold, Covid or the flu, here’s how to determine whether it’s wise to work out.It happens…