When your dog develops a toothache, it’s not like he can walk up to you, paw in mouth, as he mumbles, “Excuse me, human, but ...

Mobile phones can act as a “trojan horse” for pathogenic microorganisms, according to the authors of one research paper about germs on cellphones.

Lauren Lamberts, of Belgium, crosses water flowing over a section of the Pacific Crest Trail washed away by storms while ...