Chemistry
-
Chemistry
New bond in the basement
Scientists identify a sulfur-nitrogen link, never before seen in living things, critical to holding the body together.
-
Humans
New genes give gut bacteria antibiotic resistance
Scientists find new genes for antibiotic resistance in common bacteria in the human gut.
-
Chemistry
Nitrous oxide fingered as monster ozone slayer
Nitrous oxide has become the leading threat to the future integrity of stratospheric ozone, scientists report.
By Janet Raloff -
Chemistry
Leptin leads to hamster baby boom
High levels of leptin may tell mother hamsters to invest in larger litters, a new study suggests.
-
Chemistry
Styrofoam degrades in seawater
Study suggests besides the visible plastic, smaller bits are fouling the waters
-
Astronomy
Comet dust harbors life’s building blocks
Samples collected from a comet’s halo suggest comets could have carried amino acids to the early Earth
-
Health & Medicine
Better BBQ through chemistry
Food chemists reveal their secrets to juicier, tastier barbecue.
By Sid Perkins -
Health & Medicine
Worm-inspired superglue
Researchers create a material that may one day be used to paste together bones in the body.
-
Chemistry
Drugged money
U.S. greenbacks are especially effective at pocketing tiny traces of cocaine.
By Janet Raloff -
Tech
Isotope crisis threatens medical care
Global production of the feedstock for the leading medical-imaging isotope is low and erratic, putting health care in jeopardy.
By Janet Raloff -
Computing
Minifridge makes quantum computers last
A new study shows that if ions are kept cool, then the information they hold can be repeatedly manipulated.
-
Health & Medicine
When BPA-free isn’t
A type of plastic that shouldn't contain a hormone-mimicking ingredient may have it anyway, Canadian government scientist find.
By Janet Raloff