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Ronan Fights Back! Scrappy Sea Lion Might Reclaim the Title of First Non-Human Mammal Dancer

Two weeks ago, I wrote about a new study by Peter Cook and colleagues from the Pinniped Lab at the University of California, Santa Cruz. In their study, Cook claimed that Ronan the California sea lion was the first non-human mammal to show evidence of "rhythmic entrainment," or the ability to synchronize the movements of his body with an external rhythm...

April 18, 2013 — Jason G. Goldman

Is “bad altruism” better than no altruism?

AW, The question you ask—when do acts of charity produce "slacking" later on?—connects nicely with a classic debate about altruism.  Dan Batson is a strong partisan for one side of this debate, but describes both sides well in a classic paper.  On the one hand, people might truly care about the welfare of others: a [...]..

April 18, 2013 — Jamil Zaki

#SciAmBlogs Wednesday - BRAIN, Earth's limits, supervolcanoes, human origins, painting with fish, and more.

Check out the new video of the week - our monthly Best Of The Blogs video.- Cynthia Graber - Beyond Boston: A reporter leaves home soon after the bombings and finds some solace in science - Ramez Naam - The Limits of the Earth–Part 1: Problems - Cadell Last - Supervolcanoes in the Ancient World - Eric Michael Johnson - The Mosaic of Human Origins - Becky Crew - New Skin-Feeding Amphibian Found in French Guiana - Melissa C...

STAFFApril 18, 2013 — Bora Zivkovic

Best of the Blogs in March

Video of the Week #88, April 17th, 2013: From: Fish With Human Teeth and More! Best of the Blogs 3 by Carin Bondar at PsiVid . Source: Scientific American YouTube channel Each month we feature some of the most intriguing stories from Scientific American's massive blog network...

April 17, 2013 — Bora Zivkovic

Get Your Beauty (and Slimness) Sleep

http://commons.wikimedia.org/wiki/File:Jackie_Martinez_in_B%26W_sleeping_with_a_book.jpg  A new report in the Proceedings of the National Academy of Science shows that lack of sufficient sleep for several sequential nights leads to weight gain...

April 16, 2013 — Stephen L. Macknik

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