Science online


At Chernobyl, Hints of Nature’s Adaptation

The clicking sound from Timothy Mousseau’s radiation detector slowly increased as he walked through the forest here, a few miles west of the Chernobyl nuclear power plant. As he stopped to examine a spider web on a tree branch, the display on the device showed 25 microsieverts an hour. That is typical, Dr. Mousseau said, for this area not far from [...] Read more

Computer Game Reveals 'Space-Time' Neurons in the Eye

You open the overstuffed kitchen cabinet and a drinking glass tumbles out. With a ninjalike reflex, you snatch it before it shatters on the floor, as if the movement of the object were being tracked before the information even reached your brain. According to one idea of how the circuitry of the eye processes visual data, that is literally what [...] Read more

Some inconvenient truths about biosignatures involving two chemical species on Earth-like exoplanets

Sen—A new study suggests that the search for life on planets outside our Solar System may be more difficult than previously thought. The study from the University of Toronto, led by Assistant Professor Hanno Rein from the Department of Physical and Environmental Science, finds the method used to detect biosignatures on exoplanets can produce a [...] Read more

The DNA sat nav: find your ancestor's home from 1,000 years ago

Tracing where your DNA was formed over 1,000 years ago is now possible due to a revolutionary technique developed by a team of international scientists led by experts from the University of Sheffield. The groundbreaking Geographic Population Structure (GPS) tool, created by Dr Eran Elhaik from the University of Sheffield's Department of Animal and [...] Read more

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