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In field or backyard, frogs face threats
Amphibians and other sensitive groups encounter chemicals across the landscape.
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DNA on the move
The latest advances from the field of DNA nanotechnology include nanobot ‘spiders’ learning how to walk and even do some work.
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A matter of solidity
A material that oozes through itself presents a super physics puzzle.
- Physics
Very tiny, very cool
Physicists outline a scheme to build a ‘refrigerator’ that can cool to near absolute zero and is based on only a few particles.
