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Articles Written by: DEAN CHRISTOPHER
1 Summertime, and the tiltin’ is easy. Summers are hot not because Earth is closer to the sun, but because the tilt of the Earth’s axis lets rays of sunlight hit one hemisphere more directly.
2 During the Northern Hemisphere’s summer, we’re actually ...
From DEAN CHRISTOPHER,
Discover,
18 Jun 2008
1 Life emerged on earth about 3.8 billion years ago, but sex did not evolve until more than 2 billion years later. Dirty limericks emerged only quite recently, geologically speaking.
3 For those who refuse to commit to one strategy: The hermaphroditic ...
From DEAN CHRISTOPHER,
Discover,
18 Mar 2008
Papa Freud didn’t leave his psychoanalytic offspring without issues. In Revolution in Mind: The Creation of Psychoanalysis (HarperCollins, $32.50), psychiatrist George Makari traces analysis from its birth trauma and jittery adolescence through a ...
From DEAN CHRISTOPHER,
Discover,
5 Mar 2008
We who cannot distinguish a womb from a wombat or a hedgehog from a hedge fund turn for guidance to naturalists with TV programs. One of the greatest—as beloved as Steve Irwin, Jane Goodall, and David Attenborough—is Desmond Morris. Between 1956 and 196 ...
From DEAN CHRISTOPHER,
Discover,
20 Nov 2007
1 In 1871, the Surgeon General post was created as the top officer in the Marine Hospital Service, a quasi-military organization meant to battle diseases spread by merchant sailors.
2 The first SG was John Maynard Woodworth, who created a mobile body ...
From DEAN CHRISTOPHER,
Discover,
4 Oct 2007