28/08/2009

Tumors Feel the Deadly Sting of Nanobees

When bees sting, they pump into their victims a peptide toxin called melittin that destroys cell membranes. Now, by encapsulating this extremely potent molecule within a nanoparticle, researchers at the Washington University ...

The little giant of storage for the big screen

The "FlashBox" onboard recorder will soon make the work of film professionals easier: Truly diminutive in size, it stores digital film on exchangeable disks without compression. German researchers will be presenting the prototype ...

Antibody Replacements Just a 'Click' Away

Chemists at the California Institute of Technology (Caltech) and The Scripps Research Institute (SRI) have developed an innovative technique to create cheap but highly stable chemicals that have the potential to take the ...

Cygnus X-1: Still a 'Star' After All Those Years

Since its discovery 45 years ago, Cygnus X-1 has been one of the most intensively studied cosmic X-ray sources. About a decade after its discovery, Cygnus X-1 secured a place in the history of astronomy when a combination ...

Men abuse more but women more likely to be arrested

(PhysOrg.com) -- New research into domestic violence shows that men abuse more than women do but women are three times more likely to be arrested; men inflict more violence than women do and are more likely to instill fear ...

Massive Stars Near the Galactic Center

The Central Molecular Zone (CMZ) of our galaxy is a giant complex of molecular gas and dust situated in the innermost 700 light-years of the Milky Way. Although the galaxy is over 100,000 light-years in size, nearly 10% of ...

Acoustic tweezers can position tiny objects

(PhysOrg.com) -- Manipulating tiny objects like single cells or nanosized beads often requires relatively large, unwieldy equipment, but now a system that uses sound as a tiny tweezers can be small enough to place on a chip, ...

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