Hubble Views a Faraway Galaxy Through a Cosmic Lens

The center of this image from the NASA/ESA Hubble Space Telescope is framed by the tell-tale arcs that result from strong gravitational lensing, a striking astronomical phenomenon which can warp, magnify, or even duplicate the appearance of distant galaxies.  Gravitational lensing occurs when light from a distant galaxy is subtly …

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Scientists develop pain-free blood sugar test for diabetics

Australian researchers hope low-cost saliva tests will replace the current needle-based tests for diabetes sufferers. Australian scientists say they have developed pain-free blood sugar testing for diabetics, a non-invasive strip that checks glucose levels via saliva. For diabetics, managing their blood sugar levels typically means pricking their fingers multiple times …

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