Swell sharks glow in the dark, but these animals have another impressive trick that's how they got their name.
Time is of the essence for a Brazilian neuroscientist who wants to study whale and dolphin brains before the brains decompose ...
Scientists have made a rare discovery off the coast of Portugal, where a frilled shark, a species that has remained nearly ...
Timothy Snyder, Yale historian and author of "On Tyranny" and "On Freedom," talks with Rachel Maddow about how citizens resist the autocratic tendencies of leaders like Donald Trump.Jan. 21, 2025 ...