Geography Of The World
The Invasive Plants Taking Over US Lakes
The Invasive Plants Taking Over US Lakes mostly spread from fragments, so a single boat trailer can start a new population in a lake hundreds of miles away.
The Lakes Where Gar Grow Largest
Where to target trophy alligator gar: the top Texas reservoirs and Southern lakes that grow this armored giant past 200 pounds.
The Native Great Lakes Fish That Never Came Back
Lake Erie recovered, but its blue pike never did. These are the native Great Lakes fish lost for good, and the one that may not be extinct after all.
The Countries That Would Fit Inside Lake Superior
The Countries That Would Fit Inside Lake Superior include Czechia, Panama, Ireland, Sri Lanka, Lithuania, Costa Rica, and mountainous Switzerland.
The California Lakes That Vanished And Came Back
Drained into farmland a century ago, six California lakes keep coming back. From the San Joaquin Valley to Death Valley, the water still finds its basin.
5 Most Snake-Filled Bodies Of Water In Oklahoma
Cottonmouths, copperheads, and tens of thousands of watersnakes. Five Oklahoma lakes where the snake populations run highest, and how to stay safe.
5 Most Snake-Filled Bodies Of Water In Louisiana
Paddling or fishing in Louisiana? These snake-filled lakes, swamps, and reservoirs host water snakes, cottonmouths, and rattlers along their shorelines.
The Sharks Most Likely To Be Found Off US Shores
The Sharks Most Likely To Be Found Off US Shores include blacktip, bull, great white, tiger, nurse, and hammerhead, mapped by where you may meet them.
Country Names With 10 Letters
18 countries have names that contain 10 letters, from Azerbaijan to Uzbekistan. Discover what other countries make the list!
The Best Bass Fishing Lakes In The South
The Best Bass Fishing Lakes In The South include Lake Fork, Santee Cooper, Toledo Bend, and Guntersville, each producing exceptional fish year after year.
How Invasive Species Spread From One Lake To Another
How does a fingernail-sized mussel leap from one isolated lake to the next? Almost always, the answer is us. The vectors, explained simply.
The Lakes Where Crappie Grow Biggest
Home of the 3-pound crappie, a world record from 1957, and a lake born in an earthquake: the US waters where crappie grow into absolute slabs.
The Ocean Currents That Control The Weather
The Ocean Currents That Control The Weather include the Gulf Stream, the Loop Current, the California Current, and El Nino, shaping US storms, fog, and heat.
The Ocean Sounds Scientists Still Can't Explain
The Ocean Sounds Scientists Still Can't Explain include the Whistle, the Upsweep, and an eerie Arctic Ping that no investigation has ever traced.
What Happens To A Town When Its Lake Disappears
From Owens Lake's toxic dust to the Aral Sea's stranded ships, here's what really happens to a town when its lake dries up, and how a few fought back.
What Continent Is Hawaii In?
Although politically Hawaii is considered part of North America, geographically Hawaii is not part of any continent.
How Tulare Lake Came Back From The Dead In 2023
How Tulare Lake Came Back From The Dead In 2023, when heavy rain and Sierra Nevada snowmelt refilled a California lakebed dry for a quarter century.
The Next Invasive Species Threats Facing The Great Lakes
Invasive carp, hydrilla, flowering rush, snakehead and Phragmites: the five species federal scientists are watching in the Great Lakes.
How Many Great Lakes Beaches Close From Pollution Each Year?
Nearly 3,000 beach-days of Great Lakes closures hit in 2024. What triggers them, which beaches get hit hardest, and how to check before you go.
5 Most Snake-Filled Bodies Of Water In Maryland
Meet the watersnakes, copperheads, and timber rattlesnakes living along Maryland's most snake-filled bays, rivers, and lakes.
Landlocked Countries In Asia
Twelve countries in Asia are considered landlocked, although some of them, like Kazakhstan and Turkmenistan, are along the Caspian Sea.
What Are The Contiguous United States?
Forty-eight states and the District of Columbia share a boundary with at least one other state and jointly make up the contiguous United States.
5 Most Snake-Filled Bodies Of Water In New Jersey
5 Most Snake-Filled Bodies Of Water In New Jersey, from the Mullica River's Pine Barrens to Lake Hopatcong, where water snakes and rattlers hunt.
What Happens To Your Body At The Bottom Of The Ocean
What Happens To Your Body At The Bottom Of The Ocean depends on salt and cold. Seawater works in days, while a cold lake can preserve remains for decades.
The Longest Mountain Ranges in Asia
The Kunlun Mountains, in China, is the longest mountain range in Asia.
The US Beaches Losing The Most Sand To The Ocean
The US Beaches Losing The Most Sand To The Ocean, where storms, rising seas, and lost sediment force costly battles to keep famous shorelines in place.
The Best Trophy Fishing Lakes In The Rockies
What makes a lake produce record trout? A ranked look at the Rockies' top trophy fisheries, where cold water, kokanee, and predator control grow giants.
How A Single Boat Can Infest An Entire Lake
Zebra mussel larvae are invisible, and a drained boat still holds a gallon of water. How a single boat can infest an entire lake, and what actually stops it.
How Deep Does The Ocean Actually Go?
How Deep Does The Ocean Actually Go? Challenger Deep reaches nearly 11,000 meters, deep enough that Everest would sit more than a mile below the surface.
The Best Perch Fishing Lakes In America
Devils Lake, Lake Erie, and six more: the best perch fishing lakes in America, where the jumbos run fat, the schools run thick, and the skillet stays busy.
Which Countries Border Italy?
Italy borders France, Switzerland, Austria, and Slovenia, plus the two microstates it completely encloses: San Marino and Vatican City.
The Ocean Trenches No One Has Ever Reached
The Ocean Trenches No One Has Ever Reached include Manila, Vityaz, Cayman, Aleutian, and New Britain, where only sonar has mapped the deepest floors.
How Long Would It Take To Drain Lake Michigan?
How Long Would It Take To Drain Lake Michigan? About 99 years, the lake's retention time, thanks to its huge volume, depth, and slow outflow to Lake Huron.
The US Lakes Where Invasive Crayfish Are Spreading
The US Lakes Where Invasive Crayfish Are Spreading, including Tahoe, Champlain, Crater Lake, and Mead, where these crustaceans are reshaping ecosystems.
What Happens If Lake Powell And Lake Mead Both Fail
Dead pool at both Colorado River reservoirs would end the system that lets the Southwest survive dry years. Here is how the failure would unfold.
The Deepest-Living Fish Ever Found
The Deepest-Living Fish Ever Found is a juvenile snailfish, filmed at 8,336 meters in Japan's Izu-Ogasawara Trench, near the limit any fish can survive.
The Lakes Where Northern Pike Grow Largest
Trophy northern pike turn up where you least expect them. These eight lakes hold the heaviest state-record catches, in marshland, reservoirs, and wilderness.
The Most Overfished Lakes In America
Overfishing gutted these 12 major American lakes. See which fisheries collapsed, which recovered, and how long the rebuild took.
What Happens To A Whale When It Dies
A whale's carcass, once the whale dies, drifts down into the depths of the ocean, where it is known as a whale fall. These become vital sources of nutrients.
The Deepest Trench In Each Ocean
The Deepest Trench In Each Ocean, mapping the lowest points of the Pacific, Atlantic, Indian, Southern, and Arctic and how they were finally measured.