Shark Week | smithsonianmag.comhttps://www.smithsonianmag.com/rss/tag/shark-week/RSS feed for Shark WeekenThu, 30 Jul 2026 19:50:14 +0000These Shark Look-Alikes Have Long Confounded Fishers and Scientists on the East Coast. Tracking Where They Migrate Could Help Clear the Confusionhttps://www.smithsonianmag.com/smithsonian-institution/these-shark-look-alikes-have-long-confounded-fishers-and-scientists-on-the-east-coast-tracking-where-they-migrate-could-help-clear-the-confusion-180989210/Researchers are tagging and tracking spinner sharks to map out their geographic distribution, because they've seen that the range of the very similar blacktip shark has shiftedThu, 30 Jul 2026 19:50:14 +0000https://www.smithsonianmag.com/smithsonian-institution/these-shark-look-alikes-have-long-confounded-fishers-and-scientists-on-the-east-coast-tracking-where-they-migrate-could-help-clear-the-confusion-180989210/Predatory Sharks Grew to Enormous Sizes in Prehistoric Times. These Five Strategies Helped Them Get So Bighttps://www.smithsonianmag.com/science-nature/predatory-sharks-grew-to-enormous-sizes-in-prehistoric-times-these-five-strategies-helped-them-get-so-big-180989199/By cannibalizing their siblings in the womb or avoiding meat-eating pliosaurs, fearsome carnivores like the megalodon ballooned to proportions that would dwarf any shark alive todayMon, 27 Jul 2026 18:22:30 +0000https://www.smithsonianmag.com/science-nature/predatory-sharks-grew-to-enormous-sizes-in-prehistoric-times-these-five-strategies-helped-them-get-so-big-180989199/