Brightsurf Science News & Current Events

June 30, 2012
Want bigger plants? Get to the root of the matter
Plant scientists have imaged and analyzed, for the first time, how a potted plant's roots are arranged in the soil as the plant develops.

Sleep deprivation effect on the immune system mirrors physical stress
Severe sleep loss jolts the immune system into action, reflecting the same type of immediate response shown during exposure to stress, a new study reports.

Mass extinctions reset the long-term pace of evolution
A new study indicates that mass extinctions affect the pace of evolution, not just in the immediate aftermath of catastrophe, but for millions of years to follow.
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