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Perfecting email security

Millions of us send billions of emails back and forth each day without much concern for their security. On the whole, security is not a primary concern for most day-to-day emails, but some emails do contain personal, proprietary ...

Wolf mange part of nature's cycle

Mange and viral diseases have a substantial, recurring impact on the health and size of reintroduced wolf packs living in Yellowstone National Park, according to ecologists.

Obama goes social with Reddit online chat

President Barack Obama reinforced his image as the social media president Wednesday as he took questions from the public in an online chat on the Reddit website.

Woman gets 4 years for stealing Motorola secrets

(AP)—A federal judge sentenced a Chinese-born American Wednesday to four years in prison for stealing millions of dollars in trade secrets from Motorola, describing her as a soft-spoken, unassuming woman who carried out ...

Male snails babysit for other dads

(Phys.org)—Pity the male of the marine whelk, Solenosteira macrospira. He does all the work of raising the young, from egg-laying to hatching—even though few of the baby snails are his own.

How does body temperature reset the biological clock?

Numerous processes in our body fluctuate in a regular pattern during the day. These circadian (or daily) variations can be driven by local oscillators present within our cells or by systemic signals controlled by the master ...

Towards 'unbreakable' message exchange

Single particles of light, also known as photons, have been produced and implemented into a quantum key distribution (QKD) link, paving the way for unbreakable communication networks.

Neuroscience joins cryptography

(Phys.org) -- Security experts are turning to cognitive psychology for fresh ideas on authentication. Hristo Bojinov of Stanford University and others on his team have a new authentication design based on the concept of implicit ...

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