Essays & Commentary
epub |eng | 2012-10-01 | Author:Unknown

The first full series of scans of the developing adolescent brain—a National Institutes of Health (NIH) project that studied over a hundred young people as they grew up during the ...
( Category: Essays & Commentary January 12,2024 )
epub |eng | 2010-11-15 | Author:Bill Bryson [Bill Bryson]

LEGACIES Bragg dedicated his last years to restoring the RI, which had gone through a fallow period, to the glory days of Faraday or indeed his own father. Apart from ...
( Category: Essays & Commentary November 9,2023 )
epub |eng | 2022-11-01 | Author:Ayana Elizabeth Johnson [Johnson, Ayana Elizabeth]

There’s a Clear Fix to Helping Black Communities Fight Pollution Rachel Ramirez From Vox Sharon Lavigne has lived in St. James Parish, Louisiana, a predominantly Black community, all her life. ...
( Category: Essays & Commentary October 22,2023 )
epub |eng | | Author:Edward M. Lerner

Meteoroids and asteroids and comets (oh, my) What might smack into Earth? Many more things than planets (however defined—I won’t go there) whiz about the solar system. We call these ...
( Category: Essays & Commentary October 5,2023 )
epub |eng | 2023-09-15 | Author:Meg Hafdahl

CHAPTER TWELVE They Do It with Mirrors At the start of They Do It with Mirrors (1952), Miss Marple meets with her longtime friend, Ruth Van Rydock. The reader is ...
( Category: Essays & Commentary September 12,2023 )
pdf |en | | Author: David K. Skelly; David M. Post; Melinda D. Smith; Thomas E. Lovejoy; G. Evelyn Hutchinson

( Category: Essays & Commentary September 6,2023 )
epub |eng | 2018-07-19 | Author:Robert M. Zink [Zink, Robert M.]

38 Why Are Pronghorns So Fast? Watching pronghorns reach their almost blinding top speed is a thing of beauty. It seems that when they have reached top speed, which is ...
( Category: Essays & Commentary August 21,2023 )
epub |eng | 2019-02-06 | Author:Edward O. Wilson [Wilson, Edward O.]

Cryptocercus are large for cockroaches. They survive not by sprinting away from enemies in the expected cockroach-in-the-kitchen manner, but passively, relying on the protection of their heavy chitinous armor. They ...
( Category: Essays & Commentary July 31,2023 )
epub |eng | 1991-04-15 | Author:Stephen Jay Gould [Gould, Stephen Jay]

It was, of course, often done—but rarely said so boldly and without apology. In any case, Caldwell eventually found the eggs of the platypus (usually laid two at a time ...
( Category: Essays & Commentary July 31,2023 )
epub |eng | 2011-10-24 | Author:Stephen Hawking [Hawking, Stephen]

( Category: Essays & Commentary July 31,2023 )
epub |eng | | Author:Thomas Lin [Lin, Thomas]

NEW LETTERS ADDED TO THE GENETIC ALPHABET Emily Singer DNA stores our genetic code in an elegant double helix. But some argue that this elegance is overrated. “DNA as a ...
( Category: Essays & Commentary July 31,2023 )
epub |eng | 2012-05-23 | Author:Martin Rees [Rees, Martin]

3 WHAT WE’LL NEVER KNOW While struggling to prepare my lectures for BBC radio, I had a fantasy. Suppose I had a time machine. I could fast forward into the ...
( Category: Essays & Commentary July 31,2023 )
epub |eng | 2009-02-15 | Author:Steven Weinberg [Weinberg, Steven]

AMONG THE BOOKS DRAWN ON FOR THIS ESSAY A Stillness at Appomattox: The Army of the Potomac, vol. 3, by Bruce Catton (Anchor). The World Crisis, vol. 4, by Winston ...
( Category: Essays & Commentary July 31,2023 )