Yoko the swell shark was born in a habitat of all-female sharks who hadn't seen a male in years. The aquarium has two possible explanations — and hopes to get confirmation in the coming months.

Two shark species live at Kavachi ... lawnmowers and toasters all kill more people every year than sharks do. Michael Dhar is a science editor and writer based in Chicago. He has an MS in ...

Are you concerned about sharks’ survival as a species? Very much so. But not all shark species are in trouble. There are over 545 shark species, and some are just fine. Over 20 years ago the ...