Americans Sleeping More, Not Less, Says New Study
Contrary to conventional wisdom, Americans average as much sleep as they did 40 years ago, and possibly more, according to University of Maryland sociologists.
Yes, when you suddenly start including the unemployed in the study.
Mantis Shrimp Vision Reveals New Way That Animals Can See:
Mantis shrimp can see the world in a way that had never been observed in any animal before, researchers report in the March 20th Current Biology, a Cell Press publication. The discovery--which marks the fourth type of visual system--suggests that the ability to perceive circular polarized light may lend mantis shrimp a secret mode of communication.
Ants Are Experienced Fungus Farmers:
It turns out ants, like humans, are true farmers. The difference is that ants are farming fungus.
Delicate Partnership Between Coral And Algae Threatened By Global Warming:
Over two hundred million humans depend for their subsistence on the fact that coral has an addiction to 'junk food' - and orders its partners, the symbiotic algae, to make it.
Insects Take A Bigger Bite Out Of Plants In A Higher Carbon Dioxide World:
Atmospheric carbon dioxide levels are rising at an alarming rate, and new research indicates that soybean plant defenses go down as CO2 goes up. Elevated CO2 impairs a key component of the plant's defenses against leaf-eating insects, according to the report.
Comments
Americans sleeping more / less / whatever. Always just adults? I suspect kids are sleeping a lot less than a few decades ago.
Posted by: nbm | March 29, 2008 5:34 AM