An interrogation room in a police precinct in Harlem. Close to 20 percent of interrogations occur during normal sleep hours, midnight to 8 a.m., a new study notes.
Cilia are hairlike structures that project from cells. They can move in coordinated, rhythmic waves that propel organisms through water.
A bee’s sting won’t hurt an elephant’s tough hide, but bees can swarm and wound more sensitive places like the trunk, eyes and mouth.
An image made by the Iceye-X1 satellite showing the Noatak National Preserve in northwest Alaska.
The population of western monarch butterflies in California dropped to a record low last year, according to a nonprofit conservation group.
The view from the summit of "Mount Thoreau" looking south toward the Palisades and the Northern boundary of Kings Canyon National Park.
Many different species do similar things. The pencil sea urchin and green sea urchin, for example, are both grazers in the coastal waters of the Galapagos Islands.
Is the pleasure of enjoying a Leonardo da Vinci painting really any different than the pleasure we get from eating chocolate?
A colored transmission electron micrograph of a human serous cell’s nucleus, with its nucleolus in purple. The nucleolus functions as the sort of brain of the nucleus, making rRNA, a basic ingredient for making proteins.
A protein found in the inner ear also exists in cells that help us perceive sour tastes, according to a new study.
Dr. Eske Willerslev, director of the Center for GeoGenetics at the University of Copenhagen, earlier this month.
An arctic fox near Helagsfjället mountain in Sweden. Foxes in the area were severely inbred until three males from a Norwegian captive breeding population turned up.
A crow picking up a discarded cigarette at Puy du Fou, a theme park in France that has enlisted six birds as tiny, winged maintenance workers.
An artist's impression of 2004 EW95, a relic of the primordial solar system, which scientists believe originated in the asteroid belt between Mars and Jupiter but now floats beyond Neptune.
Scientists say a recording of disturbing sounds made by American diplomats in Cuba actually may be of a very loud cricket species.
Evidence of a cancerous tumor was found on a bone fossil dating back 1.7 million years.
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