Authorities are searching for clues that may lead them to the person seen on Nancy Guthrie's Tucson, Arizona, porch the morning she went missing.
In this month's LCGC Blog, Hayley Brawley and Alexia Kreinbrink explore the challenges facing chromatographers when exploring the complex world of metal speciation. Studying metals in biology is much ...
Morning Overview on MSN
Tiny supernova mistake might erase the dark energy crisis, study says
A small, seemingly technical assumption baked into the way astronomers standardize Type Ia supernovae may be responsible for ...
A millisecond delay in the speed of nerve impulses from the legs of a jogger can lead to a loss of balance with the potential for a severe or even fatal fall; a disturbance in the smooth interplay of ...
NASA's Curiosity rover, which launched in 2011 from Florida, found signs of organic material that on Earth is most often ...
The 43rd president of the United States launched a Substack site Feb. 16 with a 1,500-word tribute to a predecessor.
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