22/05/2017

3.3 million-year-old fossil reveals origins of the human spine

Analysis of a 3.3 million-year-old fossil skeleton reveals the most complete spinal column of any early human relative, including vertebrae, neck and rib cage. The findings, published this week in the Proceedings of the National ...

Taking a closer look at genetic switches in cancer

Many things go wrong in cells during the development of cancer. At the heart of the chaos are often genetic switches that control the production of new cells. In a particularly aggressive form of leukemia, called acute myeloid ...

The right thing to do: Why do we follow unspoken group rules?

How you dress, talk, eat and even what you allow yourself to feel - these often unspoken rules of a group are social norms, and many are internalized to such a degree that you probably don't even notice them. Following norms, ...

Crews cover partially-collapsed tunnel at nuclear site

Workers this weekend finished installing a protective cover over a partially-collapsed tunnel that contained radioactive waste on the Hanford Nuclear Reservation, the U.S. Department of Energy said Monday.

A leap for 3-D printing

When the Space Shuttle hit the Earth's atmosphere on its return trip from the cosmos, it was traveling at 17,000 miles per hour—25 times the speed of sound. Were it not for the protection of the ceramic tiles that acted ...

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