An adjustable-focus lens made of two drops of water could be used in small cameras.

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A new biomaterial could improve knee-cartilage repair surgery.

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Single-celled organisms could be “trained” to deliver drugs.

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An adjustable-focus lens made of two drops of water could be used in small cameras.

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A new biomaterial could improve knee-cartilage repair surgery.

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Single-celled organisms could be “trained” to deliver drugs.

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Hot spots near the shattered remains of an exploded star are echoing the blast’s first moments, say scientists using data from NASA’s Spitzer Space Telescope.
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Although the industrial compounds known as polychlorinated biphenols or PCBs have been found in previous air samples collected in the city of Chicago, a new study of Chicago air sampled between November 2006 and November 2007 found PCB11, a byproduct of the manufacture of paint pigments and a potentially toxic substance, present throughout the city.
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Today Europeans presented to the world their strategy for the future of astroparticle physics. What is dark matter? What is the origin of cosmic rays? What is the role of violent cosmic processes? Can we detect gravitational waves? With seven types of major large-scale projects physicists want to find the answers to some of the most exciting questions about the Universe.
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A new study from researchers in Italy reports that endoscopy may not be necessary in children who show no symptoms after a caustic ingestion. The results demonstrated that the incidence of severe abnormalities of the esophagus in children without any early symptoms is very low and an endoscopy could be avoided.
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