Home / 2010 / June (Page 2)

• Killing of methane-producing megafauna may have caused cooling 13,000 years ago

  In climate change / 4 June 2010 / 0 comments

  

  New world megafauna such as mammoths, bison and camelids that were alive at the end of the Pleistocene epoch (some 13,000 years ago) would have produced massive amounts of methane-rich flatulence and belching, thanks to the cellulose-digesting microbes in their guts.

   

• Tiny, new brains prove just as adept as large, mature brains among tropical orb-web spiders

  In Research Topics / 2 June 2010 / 0 comments

  

  When it comes to brains, is bigger better? Can the tiny brain of a newly hatched spiderling handle problems as adeptly as the brain of a larger adult spider?