Cows: More freedom may mean less milk

'Free-stall', untied cattle in small herds produce less milk than cows tied to their stalls but have a higher reproductive performance and suffer less teat injuries and metabolic diseases. Researchers writing in BioMed Central's ...

Little Fish, Big Science

(PhysOrg.com) -- The zebrafish population at Duke is about to boom. It turns out those puny, striped fish (they get their name honestly) that dart around many a household aquarium are ideal specimens for unraveling disease. ...

CryoSat to observe Earth's ice cover (w/ Video)

(PhysOrg.com) -- The European Space Agency is about to launch the most sophisticated satellite ever to investigate the Earth's ice fields and map ice thickness over water and land: lift-off scheduled for 25 February.

Protein study shows evolutionary link between plants, humans

(PhysOrg.com) -- Inserting a human protein important in cancer development was able to revive dying plants, showing an evolutionary link between plants and humans and possibly making it easier to study the protein's function ...

Attacking Cancer Cells with Hydrogel Nanoparticles

(PhysOrg.com) -- One of the difficulties of fighting cancer is that drugs often hit other non-cancerous cells, causing patients to get sick. But what if researchers could sneak cancer-fighting particles into just the cancer ...

Using Gold Nanoparticles to Hit Cancer Where It Hurts

(PhysOrg.com) -- Taking gold nanoparticles to the cancer cell and hitting them with a laser has been shown to be a promising tool in fighting cancer, but what about cancers that occur in places where a laser light can’t ...

Five billion people to use mobile phones in 2010: UN

The ranks of cell phone subscribers will swell to five billion people this year thanks to the growth of smartphones in developed nations and mobile services in poor nations, a UN agency said Monday.

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