News
- Materials Science
Bonds make a sacrifice for tough bones
Researchers report that easily broken bonds in collagen may help prevent bones from easily fracturing.
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Winter depression may heed hormonal signal
A biological signal of seasonal change, similar to that observed in many mammals, appears to trigger recurring cases of winter depression.
- Tech
Little lamp may set quantum tech aglow
By reliably emitting just one photon when excited by just one voltage pulse, a sophisticated takeoff on a common class of tiny lamps called light-emitting diodes, or LEDs, may help usher in exotic technologies that rely on quantum mechanics, including quantum cryptography and quantum computers.
