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Toll rises to 37 dead in Ukraine cold: ministry
Nineteen people died of exposure in Ukraine in the last 24 hours amid temperatures of minus 20 degrees Celsius (minus 4 degrees Fahrenheit), bringing the toll this month to 37, the health ministry said Tuesday. ... more
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Study: Early humans had a taste for grass
About 3 million years ago the diet of our very early ancestors in central Africa is likely to have consisted mainly of tropical grasses, researchers say. ... more
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More bang for bugs
A new study from the rainforests of Panama provides an unprecedented level of detail regarding the diversity and distribution of arthropod species from the soil to the forest canopy.
Yves Bass ... more
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Reality check for DNA nanotechnology
Two major barriers to the advancement of DNA nanotechnology beyond the research lab have been knocked down. This emerging technology employs DNA as a programmable building material for self-assemble ... more
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