17/06/2020

A Neandertal from Chagyrskaya Cave

The researchers extracted the DNA from bone powder and sequenced it to high quality. They estimate that the female Neandertal lived 60,000-80,000 years ago. From the variation in the genome they estimate that she and other ...

Using tiny electrodes to measure electrical activity in bacteria

Scientists at Laboratory of Organic Electronics, Linköping University, have developed an organic electrochemical transistor that they can use to measure and study in fine detail a phenomenon known as extracellular electron ...

How the giant sequoia protects itself

The giant sequoia (Sequoiadendron giganteum) has developed effective strategies to protect itself against external influences in its natural environment in the Sierra Nevada. Its bark ensures that the tree survives wildfires ...

How Toxoplasma parasites glide so swiftly

If you're a cat owner, you might have heard of Toxoplasma gondii, a protozoan that sometimes infects humans through contact with contaminated feces in litterboxes. Although harmless to most people, T. gondii can cause serious ...

Envy divides society

It's generally recognized that differences in background and education cement class differences. It is less clear when and under what circumstances individual psychological forces can drive an initially homogenous social ...

Latest findings on bitter substances in coffee

Coffee is very popular around the world despite or perhaps because of its bitter taste. Compounds contained in the coffee such as caffeine contribute to the bitterness to varying degrees. A recent study conducted by the Leibniz-Institute ...

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