Ayana Elizabeth Johnson: Why The Strange and Wonderful Parrot Fish Is In Trouble Marine biologist Ayana Elizabeth Johnson is obsessed with one research subject — the parrot fish. She says there is urgent work to be done to save them and their home, the coral reefs. Fiona Geiran
Marah Hardt: What Can We Learn From The Sex Lives Of Fish? Marine biologist Marah Hardt is fascinated with the mating habits of marine life. If we want to save the oceans, she says we have to understand the weird and whimsical sex that helps populate it. Manoush Zomorodi
Catherine Mohr: A Love Story... That Begins With A Sea Urchin Catherine Mohr shares the story of a scuba diving trip gone wrong, where getting stabbed by a sea urchin transformed her relationship with the ocean... and ultimately led her to the love of her life. Manoush Zomorodi
Lyme Disease-Carrying Ticks Are Turning Up On California's Beaches The blood-sucking critters are capable of thriving along the western coast, according to new research. Though experts don't exactly know how they're picking up the bacteria that causes the illness. Vanessa Romo
How To See The 'Ring Of Fire' On Thursday Early risers across the Northern Hemisphere will be able to see an eclipse Thursday morning when the moon passes between the Earth and the sun. Joe Hernandez
The Highly Contagious Delta Variant Is On The Rise In the U.S. The variant accounts for more than 6% of all infections in the U.S. and in some Western states is responsible for more than 18% of cases. Jane Greenhalgh
A U.S.-Funded Study Of Whales' Hearing Is Going Ahead Despite Concerns For The Whales An international team of scientists is preparing to trap a dozen baleen whales off the coast of Norway and conduct hearing tests on them. It could inform decisions on military and business projects. Joe Hernandez
As Long As A Basketball Court: Australia's Largest Dinosaur Confirmed "Cooper," a gargantuan dinosaur that roamed the Outback, is the first of its kind found outside South America. The new species had long necks and tails, four legs and ate plants. James Doubek
Microscopic Multi-Celled Organism Survives 24,000 Years In Siberia The organism had been napping in permafrost before scientists found it. It was in a state of suspended animation in the Russian Arctic, but snapped back to life after being thawed.
NASA's Juno Spacecraft Will Get A Close Look At Jupiter's Moon On Monday NASA's Juno spacecraft will travel to 645 miles above the surface of the solar system's largest moon, Ganymede, on Monday. Joe Palca