Feb. 16, 2026 A parasite that may already be hiding in your brain has a shocking survival trick: it can infect the very immune cells sent to destroy it. Yet most people never get sick, and new ...

March 8 - Iranian clerics involved in choosing a successor to Ayatollah Ali Khamenei after his killing a week ago in U.S.-Israeli strikes say they are close to naming the Islamic Republic's new ...

Vikki Velasquez is a researcher and writer who has managed, coordinated, and directed various community and nonprofit organizations. She has conducted in-depth research on social and economic issues ...

Do you have a question about history? Send us your question at history@time .com and you might find your answer in a future edition of Now You Know. All sports have their own vocabularies, the ...

Retinoic acid (RA) is involved in the induction of neural differentiation, motor neuron axon outgrowth and neural patterning during development, but there is growing evidence that RA could be used as ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Robert Kelly is managing director of XTS ...