A senior advisor to the EPA Office of Chemical Safety has said she supports a 'transition away' but not a ban of PFAS firefighting foam.

The circadian clock regulates physiological and biochemical processes in nearly every species. Sexual and reproductive behaviors are two processes controlled by the circadian timing system. Evidence ...

If you’ve ever spent time near a pond, lake, or river and seen damselflies making a heart shape with their bodies, then you’ve witnessed what scientists call the copulatory wheel. But it may ...