The textbook version of the "Out of Africa" hypothesis holds that the first human species to leave the continent around 1.8 million years ago was Homo erectus. But in recent years, a debate has ...

TUESDAY, Dec. 16, 2025 (HealthDay News) -- For patients with recurrent grade 3 astrocytoma, clinically meaningful improvements were seen for eflornithine + lomustine versus lomustine monotherapy, ...

Your nervous system is like a highway. When the roads are clear and well-maintained, traffic flows smoothly. Messages travel from your brain to every cell in your body without obstruction. We obsess ...

Human biology evolved for a world of movement, nature, and short bursts of stress—not the constant pressure of modern life. Industrial environments overstimulate our stress systems and erode both ...

After a spinal cord injury, cells in the brain and spinal cord change to cope with stress and repair tissue. A new study from Karolinska Institutet, published in Nature Neuroscience, shows that this ...

A new radiation therapy platform is set to enter veterinary medicine in early 2026. The new system, a robotically accelerated conformal beam radiation platform named Sirius, will make its debut at the ...

NEW YORK, Nov 7 (Reuters Breakingviews) - Turn an artificial-intelligence bot into a trader and it acts all too human. Over a two-week span, six frontier models were seeded with $10,000 apiece to ...

The 17th century Evelyn Tables show real human nerves and veins, dried on wooden boards. Designers on the new Netflix film took note. This is an article from our newsletter “Science Goes To The Movies ...

More Harvard College students than ever are passing their classes with flying colors, but the College’s evaluation system is “failing to perform the key functions of grading,” according to a report ...

A trio of scientists — two of them American and one Japanese — have won the Nobel Prize in medicine for their discoveries concerning peripheral immune tolerance, a mechanism by which the body helps ...

This is read by an automated voice. Please report any issues or inconsistencies here. Los Angeles-based medAstra, a spinout of the nonprofit BioAstra, has launched publicly with a clear mission: to ...