Fin whales differ in size, color and body shape from their cousins, the larger blue whale, but scientists decoding the genome of several baleen species say there was intermingling during the course of their evolution.
Sweltering temperatures on the surface of Earth’s northern hemisphere notwithstanding, the sun and Earth are currently three million miles farther from each other than when they’re closest.
A leech, Haemadipsa zeylanica, in Thailand. Scientists have found they can survey the biodiversity of a forest with DNA analysis of leeches’ last blood meals.
A Spirit of Charity: Restoring the Bond Between America and Its Public Hospitals. By Mike King. Secant. 352 pages. $26.95.
Vice President Mike Pence at the National Space Council’s first meeting in Chantilly, Va., in October.
Orcas from pod J in Puget Sound just west of Seattle. The number of orcas in the area, listed as endangered since 2005, has dwindled to a 30-year low.
The carcasses of 300 reindeer on a plateau in Norway may help engender new plant diversity, according to scientists.
The Sistine Chapel at the Vatican.
“Silicon Valley has been talking about water technology since they started talking about clean tech, but there are no new big ideas,” said Joel Makower, the chairman and executive editor of the GreenBiz Group.
S. Alan Stern, center, New Horizons’ principal investigator, surrounded by children at Johns Hopkins University Applied Physics Laboratory in Laurel, Md., on Tuesday.
A change encounter with the colors of a squid.
The skeleton of Richard III.
Francisco J. Ayala, one of the university's more generous donors and a star professor, will leave the university as of Sunday without "emeritus" status.
Russians sorting raw hemp fibers in the Kursk region in the 1960s. Hemp has been used as building material for millennia in Europe and elsewhere, but it’s only just starting to get wider recognition as a green construction option.
The marbled crayfish is a mutant species that clones itself, scientists report. The population is exploding in Europe, but the species appears to have originated only about 25 years ago.
New research suggests there is ice water up there, in craters at the poles where it’s dark and cold.
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