Roughly 10,000 years ago, the great sheets of ice that had covered much of the planet receded, triggering a wave of extinctions, ecological changes and, ultimately, the rise of human civilization . All those changes came about as roughly 30 percent of the planet's surface went from ice-covered to ice-free
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Feed SubscriptionNew portrait to mark Hooke`s place in history
Chroniclers of his time called him despicable, mistrustful and jealous, and a rivalrous Isaac Newton might have had the only surviving portrait of him burnt, but, three centuries on, Robert Hooke is now regarded as one of the great Enlightenment scientists.
Read More »100,000-Year-Old Art Studio Discovered
A new archaeological find may signify one of the great leaps in human cultural and cognitive history. Because researchers have discovered a 100,000-year-old art studio
Read More »Defending Stephen Jay Gould’s Crusade against Biological Determinism
I used to be tough on Stephen Jay Gould, the great evolutionary biologist, who died in 2002. I found him self-righteous and pompous, in person and on the page. In an August 1995 profile of him for Scientific American I summed up his worldview, which emphasizes the role of randomness, or "contingency," in shaping life, as "shit happens." [More]
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