Science News

Science newspaper is a magazine specializing in Science topics.

Articles from Vol. 158, No. 1, July 1

Carnivorous Fish Nibble at Farming Gain
Fish farming overall may be supplementing the wild stocks, but for certain species, the farms cause a net loss of wild fish, warns a broad new review. Some aquaculturists use up to 5 kilograms of wild fish as feed to grow 1 kg of carnivorous species...
Conch Yields Clues for Future Materials
The shell of the giant pink queen conch evolved over millions of years into the perfect haven. Now, researchers have probed the mollusk shell's mysterious inner architecture in such detail that they can say just why it's hard to crack. Their work hints...
Do Liver Stem Cells Come from Bone Marrow?
The gods of Greek mythology knew a thing or two about anatomy. To punish Prometheus for giving fire to humans, Zeus had him chained to a rocky mountainside where each day an eagle would devour his liver. Overnight, it would grow back, prolonging Prometheus'...
Human Genome Work Reaches Milestone
It's official. Biology's hottest race has been declared an amicable tie, even though one competitor has a clear lead and neither has actually reached the finish line or knows exactly what the prize contains. In an accomplishment being compared to...
Martian Leaks: Hints of Present-Day Water
In some of the coldest regions on Mars, water appears to have recently gushed from just beneath the surface, running down crater walls and steep valleys. Those startling findings, based on an analysis of images taken by a high-resolution camera aboard...
Prenatal Problems Linked to Schizophrenia
Certain events during pregnancy may disrupt brain growth in ways that markedly raise a child's likelihood of developing schizophrenia as a young adult, according to new results from three independent, long-term studies. Periods of oxygen deprivation...
Raising Trust
Some forager groups may nurture a sharing sense in their offspring In a densely forested section of central Africa, a woman goes about her daily chores in a camp of Aka foragers. No matter the task, she keeps her 3-month-old baby strapped to her...
The Case for DDT
What do you do when a dreaded environmental pollutant saves lives? The pesticide DDT has a long and checkered history. Today, it evokes particularly contentious argument. Though environmentalists have come to demand this poison's elimination from...
The Medicine Isn't Going Down
Most people with diabetes don't take their medications often enough to keep their disease under control, according to new research. Moreover, physicians don't prescribe medications to control hypertension and high blood concentrations of cholesterol...