A whistling kite hovering over Queensland, Australia. Whistling kites are the so-called “firehawks,” said to spread bush fires to drive out prey.
Fossils of extinct squidlike creatures called ammonites located in a rock layer very close to the boundary between the Permian and Triassic periods.
A specimen of the Chimerarachne yingi, an ancient relative of spiders that had a long, whip-like tail that was probably used as a sensory organ.
A laser beam shot from one of four telescope units of the European Southern Observatory's Very Large Telescope, one of the largest in the world. New telescopes such as the Thirty Meter Telescope and the Extremely Large Telescope would dwarf it — if they're completed.
Top: Donald J. Trump; Middle: Bill Clinton: Bottom: George H.W. Bush.
“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.
The IceCube Neutrino Observatory in Antarctica, where the tiny particle believed to have originated in a supermassive black hole was observed last year.
A view from space of how the sun falls on Earth during solstices and equinoxes captured by EUMETSAT's Meteosat-9.
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.
The film “2001: A Space Odyssey,” which is being rereleased this year for its 50th anniversary, baffled film critics when it first came out but now tops their lists of the most important movies of all time.
Sunset over the Atlantic Ocean, viewed from the International Space Station in 2014.
A mid-Cretaceous beetle had a cavity filled with hair at the base of its mandibles for collecting pollen from plants known as cycads.
Calestous Juma in 2004. His championing of sustainable development in sub-Saharan Africa was informed by his arduous childhood in a poor village there.
Juul is under federal investigation for marketing its discreet, flash-drive-resembling e-cigarette product to youth.
A Spirit of Charity: Restoring the Bond Between America and Its Public Hospitals. By Mike King. Secant. 352 pages. $26.95.
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