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Gallery: America's Most Endangered Rivers of 2019
April 16, 2019 | CountdownThe nonprofit American Rivers lists these 10 waterways as the most at-risk in the country.
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In Photos: The Vanishing Glaciers of Europe's Alps
April 11, 2019 | CountdownHalf of the ice stored in the Alps will be gone by 2050. Here's a look at what's vanishing.
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In Photos: Sea Life Thrives at Otherworldly Hydrothermal Vent System
April 08, 2019 | CountdownHot hydrothermal fluids shimmer in otherworldly silver at an astounding new vent site discovered in the Gulf of California.
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Photos: Lost 'Govan Stones' Are Found Again
April 02, 2019 | CountdownThree medieval carved stones thought lost have been rediscovered.
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Gila Monster Photos: The Sluggish and Scaly Sweethearts of the American Desert
March 30, 2019 | CountdownThese modern-day monsters are a major part of the legend, lore and symbols of the American Wild West.
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7 Biblical Sites Ravaged by Modern-Day Looters
March 27, 2019 | CountdownThese historical ruins from the time of Jesus attract more than the public eye — Looters continue to raid the archaeological remains in hopes of selling what they find.
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13 Extremely Strange Animal Feet
March 22, 2019 | CountdownWhether they're used as digging tools, grasping suckers or killing machines, animal feet can be downright bizarre.
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12 Scientifically Proven Signs You Should Dump Your Partner
March 16, 2019 | CountdownShould you break up with your partner? It's a difficult choice, but science may be able to help with your decision.
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9 Numbers That Are Cooler Than Pi
March 14, 2019 | CountdownLet's give these numbers a slice of fame, too.
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7 Biblical Artifacts That Will Probably Never Be Found
March 05, 2019 | CountdownHere's a look at the biblical artifacts that will likely never turn up, from the Ark of the Covenant to Noah's Ark.
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