Uncategorized
- Physics
Antimatter hydrogen passes symmetry test
Antihydrogen atoms behave similarly to normal hydrogen atoms.
- Anthropology
Monkeys have vocal tools, but not brains, to talk like humans
Macaques have vocal tracts, but not brains, built for talking much as people do, scientists say.
By Bruce Bower - Science & Society
Science News’ favorite books of 2016
Science News writers and editors compiled a list of the books they were most excited about this year.
- Tech
Cells snack on nanowires
Human cells eat silicon nanowires in a process called phagocytosis. Nanowire-infused cells could be a step towards biological electronic devices.
By Meghan Rosen - Anthropology
New footprint finds suggest range of body sizes for Lucy’s species
Tracks discovered in Tanzania appear to have belonged to the tallest known Australopithecus afarensis individual, but stature estimates can be tricky.
By Bruce Bower - Genetics
50 years ago, alcohol use was linked to several gene variants
50 years later, scientists are still searching for genes that influence drinking.
- Earth
Megadiamonds point to metal in mantle
Imperfections in supersized diamonds hint at metallic iron and nickel in Earth’s mantle.
- Planetary Science
Dawn spacecraft maps water beneath the surface of Ceres
Water ice sits just beneath the surface and within some permanently shadowed craters of the dwarf planet Ceres.
- Genetics
Proteins that reprogram cells can turn back mice’s aging clock
Proteins that reprogram adult cells to an embryonic-like state can rejuvenate prematurely aging mice.
- Planetary Science
Moon’s lava tubes could be colossal
Lava tubes inside the moon could remain structurally sound up to 5 kilometers across and offer prime real estate for lunar colonists.
- Health & Medicine
Birth defects occur in 1 in 10 pregnancies with first trimester Zika infection
About 6 percent of U.S. women infected with Zika virus have infants or fetuses with birth defects, according to preliminary CDC results. For women infected in the first trimester, the number is even higher: nearly 11 percent.
By Meghan Rosen - Climate
Arctic kelp forests may create summer refuges from ocean acidification
Long summer daylight revs up carbon capture in Arctic kelp forests, offering a little relief from acidifying ocean water.
By Susan Milius