Humans
- Health & Medicine
Cluster Bombs: Metabolic syndrome tied to heart disease deaths
Men with a certain cluster of metabolic characteristics are about three times as likely to die of heart disease as men without the traits are.
By Ben Harder - Health & Medicine
Jarring Result: Extreme biking can hurt men’s fertility
Men who maintain grueling mountain-bicycling programs are apt to have lower sperm counts than nonbikers are.
By Nathan Seppa - Anthropology
Script Delivery: New World writing takes disputed turn
Researchers announced, to considerable controversy, that inscriptions found on artifacts at an Olmec site in southeastern Mexico represented the earliest known writing system in the Americas.
By Bruce Bower - Health & Medicine
Keeping the beat
Muscle cells taken from embryonic rats and put into an adult rat's heart can transmit the electric signals that govern the heartbeat.
- Health & Medicine
Enzyme Shortage May Lead to Lupus
Without the enzyme DNase I, mice are vulnerable to symptoms of lupus, a debilitating autoimmune disease.
By Nathan Seppa - Health & Medicine
Cycling and surgery have similar effect
Among people with chest pain because of clogged heart arteries, regular exercise on a stationary bike reduced symptoms better than surgery did.
- Health & Medicine
A hot new therapy?
Spending time in a sauna improves heart function in people with chronic heart failure.
- Health & Medicine
Protein may signal heart problems
A protein already linked to inflammation is also a strong predictor of heart problems.
By Nathan Seppa - Humans
From the December 3, 1932, issue
“QUICKER’N A WINK” Quick as a wink is a great deal too slow. This proverbial epitome of speed is beaten a dozen times over by the newest trick in scientific high-speed photography, which can take 13 “frames” of motion pictures of a human eye during the fortieth of a second it spends in getting shut. […]
By Science News - Humans
From the June 7, 1930, issue
COMET MAY CAUSE METEORIC DISPLAY If you watch the sky during the nights of early June, you may be treated to an unusual display of meteors, or “shooting stars.” For comet 1930d, as the astronomers call the new visitor to the heavens discovered by the Germans Schwassmann and Wachmann, is expected to cause a meteoric […]
By Science News - Health & Medicine
Food Forays
Ever wonder what the Vikings ate on their lengthy voyages to new lands? What pioneers cooked on their treks along the Oregon Trail? Who invented the potato chip? The fascinating answers to these and many other food-related questions can be found at the Food Timeline, a collection of links to related Web pages, compiled by […]
By Science News - Health & Medicine
Diets to Ward Off Diabetes
Some 16 million people in the United States have type 2 diabetes, which used to be called the disorder’s “adult onset” form. In fact, its incidence has been skyrocketing, climbing by nearly 50 percent over the past decade alone. Even children are now developing type 2 diabetes, which is characterized by the body’s resistance to […]
By Janet Raloff