Geometry is key to T-cell triggering

T cells protect the body from foreign substances (known as antigens) and are an essential component of the body's immune system. New immunotherapies that use a patient's own T cells to treat disease have already proven strikingly ...

Sensing interactions between molecules

In a recent study published in the scientific journal Nature Nanotechnology, physicists and chemists of the University of Münster (Germany) describe an experimental approach to visualising structures of organic molecules ...

Tiny nanomachine successfully completes test drive

Together with colleagues from the USA, scientists from the University of Bonn and the research institute Caesar in Bonn have used nanostructures to construct a tiny machine that constitutes a rotatory motor and can move in ...

Water purification breakthrough uses sunlight and 'hydrogels'

According to the United Nations, 30,000 people die each week from the consumption and use of unsanitary water. Although the vast majority of these fatalities occur in developing nations, the U.S. is no stranger to unanticipated ...

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