Each year, roughly 8,000 deaths in the United States are associated with extreme temperatures. And as temperatures rise, this number could swell.

If the pluripotent stem cells can be turned into precursors to egg and sperm cells, the feat could potentially be a big deal for giant panda conservation.

Cosmological data suggest unexpected masses for neutrinos, including the possibility of zero or negative mass.

The filamentous bacterium Corynebacterium matruchotii has a unique reproductive strategy that might allow it to claim territory quickly.