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Want to sell your poo?

Clostridium difficile spores. Credit: Cjc2nd on Wikimedia commons. Used under CC BY-SA 3.0 licence.
If you’re a bit short of pocket money, you can now sell your poo to doctors in Medford, Massachusetts, in the USA. The OpenBiome organisation is paying $40 for [...]

Sea slug: plant or animal?

The rich green colour of the photosynthesizing sea slug, Elysia chlorotica, helps to camouflage it on the ocean floor. Credit: Patrick Krug.
Researchers have discovered that the sea slug Elysia chlorotica uses genes from algae to gather energy from sunlight. Genes are instructions for how to build and maintain a [...]

Nappies and microscopes?

Swollen brain cells: scientists modified the superabsorbant nappy compound, polyacrylate, to magnify brain tissue. Credit: Courtesy of Boyden lab, Massachusetts Institute of Technology, Cambridge, Massachusetts, USA.
Scientists have worked out a way to take better pictures of tiny parts of our bodies called cells, using disposable nappies. Professor Boyden and his colleagues found that [...]
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