Honeybees are math stars (Update)

Start thinking about numbers and they can become large very quickly. The diameter of the universe is about 8.8×1023 km and the largest number with a name—googolplex, 1010100—outranks it enormously. Although that colossal ...

EPA proposes rewrite of rules on lead contamination in water

The Trump administration on Thursday proposed a rewrite of rules for dealing with lead pipes contaminating drinking water, but critics say the changes appear to give water systems decades more time to replace pipes leaching ...

To save climate, tax carbon at $75 per ton: IMF

The world's biggest carbon polluting nations should jointly agree to tax emissions at $75 per ton in the next decade to keep climate change at safe levels, the International Monetary Fund said Thursday.

Scientists are decoding the genetic mechanisms of aging

The discovery in the 1990s that a mutation in a single gene of an experimental worm could double its lifespan set off a stampede of research on the molecular biology of aging and triggered hopes that drug therapies or other ...

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