How a scorpion gets its sting

Defensins, as their name implies, are small proteins found in plants and animals that help ward off viral, bacterial or fungal pests. One fascinating question of invertebrate evolution is how these proteins evolved into venoms ...

Natural selection can favor 'irrational' behavior

It seems paradoxical that a preference for which of two houses to buy could depend on another, inferior, house – but researchers at the University of Bristol have identified that seemingly irrelevant alternatives can, and ...

Ex-CIA boss: Telecoms should store metadata, not NSA

Telephone "metadata" controversially scooped up by a US intelligence agency should not be destroyed but stored by private telecom giants, a former CIA chief said Tuesday days before President Barack Obama announces new reforms.

Researchers examine nitrous oxide emissions in streams and rivers

A relatively unknown, hidden, artificial stream, called a "flume," located in the basement of the Idaho Water Center at Broadway and Front streets in downtown Boise is the site of a collaborative research initiative by scientists ...

Calling all girls: Coding is cool!

The San Diego Supercomputer Center (SDSC) at the University of California, San Diego, in a partnership with other local universities and industry support groups, is launching a non-profit collaborative community program aimed ...

EU cuts CO2 emissions for vans by 28%

European Parliament signed off Tuesday on new carbon dioxide restrictions for commercial vans that will slash emissions by 28 percent from 2020.

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