All Stories
- Health & Medicine
Early treatment may stave off esophageal cancer
Zapping precancerous tissue in patients with Barrett’s esophagus might reduce incidence of cancer.
- Health & Medicine
Telling kids lies may teach them to lie
In a new study, kids who were told a lie were more likely to later tell a fib themselves. The results should encourage parents not to lie to their kids.
- Health & Medicine
E-cigarettes don’t help smokers quit, study finds
People who tried e-cigarettes no more likely to give up smoking a year later.
- Genetics
Mice lose a gene to drop some weight
Mice lacking gene have less fat, more muscle and lived longer than normal.
- Humans
Former baseball players have big, strong bones in old age
Decades later, health benefits of exercise persist in male athletes’ bones.
- Animals
Mama frog’s care includes a gift of poison
Strawberry poison frog tadpoles get defensive chemicals through unfertilized, nutritious eggs provided by mom.
- Life
To do: Exhibits to explore in the U.S. and London
Highlights include the impending arrival of a T. rex skeleton in Washington, D.C., a pterosaur exhibit coming to New York City, and the history of longevity at the Royal Society in London.
- Materials Science
Pearl coating inspires tougher ceramics
A material called mother of pearl, or nacre, has inspired the design of more durable, less brittle ceramics.
- Climate
Natural climate shifts affect sea level rise
A recent dip in the rate of sea level rise may be due to natural climate variability.
- Tech
English Channel tunnel
First proposed in 1802 as a tunnel for horse-drawn carriages, the Channel Tunnel, or Chunnel, was built starting in 1987 and opened in 1994.
- Cosmology
Cosmic question mark
Two ways of measuring the universe’s expansion rate disagree by about 10 percent. One of the methods may be flawed. Or it could be that a hitherto unobserved phenomenon is at work.
- Health & Medicine
Sudden death
Cardiologists disagree on whether electrocardiograms should be used to screen student athletes for a rare heart condition that can cause them to die suddenly and without warning.
