Health & Medicine
- Health & Medicine
Saving monkey testicle tissue before puberty hints at a new way to preserve fertility
Frozen testicle tissue samples from prepubescent monkeys transplanted back onto those monkeys once they matured produced sperm.
- Health & Medicine
A new ketamine-based antidepressant raises hope — and questions
Little is known about the long-term effects on people of a newly approved antidepressant based on the anesthetic ketamine.
- Health & Medicine
U.S. heart attack mortality reached a two-decade low in 2014
Deaths within 30 days of a heart attack have declined from 20 percent in 1995 to 12.4 percent in 2014, according to an analysis of Medicare patient data.
- Health & Medicine
Flickers and buzzes sweep mouse brains of Alzheimer’s plaques
Precisely timed clicking noises can counter signs of Alzheimer’s in the brains of mice and improve memory.
- Health & Medicine
Hidden compounds in many medications can trigger allergies
Analysis of 42,000 pill recipes shows nearly 93 percent have ingredients that may cause allergic reactions.
- Health & Medicine
Pharmaceutical abuse sent more than 350,000 people to the ER in 2016
The misuse of pharmaceuticals sent an estimated 350,000 people to U.S. emergency departments in 2016.
- Health & Medicine
Stroke victims with busy immune responses may also see mental declines
A small study links an active immune response soon after a stroke with a loss in cognitive ability a year later.
- Health & Medicine
50 years ago, doctors lamented a dearth of organ donors
Fifty years ago, surgeons’ supply of heart donations was woefully low.
- Health & Medicine
Nanosponges sop up toxins and help repair tissues
Nanoparticles coated with blood cell membranes can move through the body to clean up toxins or heal tissues — without instigating an immune reaction.
- Science & Society
How newsy science becomes Science News
Editor in Chief Nancy Shute discusses how a news story makes it into Science News magazine.
- Astronomy
Readers have questions about Ultima Thule, thirsty plants and vitamin D
Readers had comments and questions about Ultima Thule, photosynthesis and more.
- Health & Medicine
FDA has approved the first ketamine-based antidepressant
A nasal spray with a ketamine-based drug promises faster relief from depression for some people.
