News
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ChemistryA new molecule and a new signature
In two independent discoveries, chemists have prepared a new form of nitrogen and captured the infrared spectrum of an unusual molecule made up of hydrogen and oxygen.
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Materials ScienceScientists make nanothermometer
A carbon nanotube filled with gallium can be used to measure temperatures in microscopic environments.
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AstronomyUV telescopes: One dead, one revived
One ultraviolet observatory burned up in Earth's atmosphere late last month while another has gotten a new lease on life.
By Ron Cowen -
Women whiff men in sniff proficiency
Women of reproductive age exhibit a unique ability to learn to detect specific smells with great sensitivity, an aptitude that may reflect the activity of female hormones in the brain.