Voyager 1 has left the solar system

Nasa disputes that the spacecraft has finally journeyed into interstellar space

There is no dispute that the little spacecraft Voyager 1 has boldly gone where no man-made object has gone before, but has it left our solar system?

That contention was made yesterday in a paper published in the little-known Geophysical Research Letters , the journal of the American Geophysical Union
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Bee venom component might offer HIV protection

A component of bee venom packaged in super-tiny blobs can knock out HIV, a new study finds. Researchers testing the delivery system in lab dishes report that these nanoparticles attach to and destroy the virus without damaging cells, offering an early glimpse of a technology that might — with a lot more testing — prevent HIV infection in some people
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Billions of Earthlike Planets Found in Milky Way

Billions of Earthlike Planets Found in Milky Way

Tens of billions of Earthlike worlds are strewn across the Milky Way, many of them circling stars very much like our own sun, astronomers said today.
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Why is 20.12.2012 so special?

Magic numbers abound in the Gregorian calendar – so you don't have to fear a Mayan apocalypse to know that this special date marks the end of an era. Numerically speaking

One doesn't have to be a Mayan to believe that 21.12.2012 represents a numerological end of an era. Apocalyptic visions stem from reading the Mesoamerican long count calendar. But even in the Gregorian calendar, there's something special about 20.12.2012......
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Star's planet 'could support life'

Star's planet 'could support life'

A planet with conditions that could support life orbits a twin neighbour of the sun visible to the naked eye, scientists have revealed.
The planet is one of five thought to be circling Tau Ceti, a star just 12 light years away which is almost identical to the sun.
Astronomers estimate the Tau Ceti planets to be two to six times bigger than Earth.
One of them, with five times the Earth’s mass, lies in the star’s “habitable zone”.
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Alzheimer's Disease in Mice Alleviated: Promising Therapeutic Approach for Humans

 Pathological changes typical of Alzheimer's disease were significantly reduced in mice by blockade of an immune system transmitter. A research team from Charité -- Universitätsmedizin Berlin and the University of Zurich has just published a new therapeutic approach in fighting Alzheimer's disease in the current issue of Nature Medicine. This approach promises potential in prevention, as well as in cases where the disease has already set in

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Two Retractions for Japanese Stem Cell Researcher

The retraction of two stem cell papers are just the latest repercussions of fraudulent claims that were made by a recently dismissed University of Tokyo researcher.

Hisashi Moriguchi, a former visiting researcher at the University of Tokyo, and colleagues have retracted two stem cell research papers. The notices cite a lack of "accuracy of the results and conclusions" and false claims of institutional affiliation.

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