Geography Of The World
How Much America Spends Fighting Invasive Species In Its Lakes Each Year
America spends hundreds of millions a year battling mussels, lamprey, and carp in its lakes, and prevention is 25 times cheaper than the cleanup. The math.
Where Las Vegas Would Get Water If Lake Mead Failed
How the "Third Straw" Keeps Las Vegas Watered If Lake Mead Fails
The Rivers Where Salmon Returned After The Dams Came Down
The Klamath, Elwha and Kennebec all got their fish back after dam removal. Here is how fast salmon returned, and why Atlantic salmon still have not.
How Many US States Border A Great Lake?
Eight US states share the Great Lakes, but their shorelines look surprisingly different, with islands, cliffs, beaches, and major cities along the way.
How Long Would It Take To Refill The Great Salt Lake?
Could we refill the shrinking Great Salt Lake, and how long would it take? The honest answer is 5 to 30 years, and it depends entirely on us.
The Florida Waters Where Swordfish Run Biggest
From Islamorada's Floyd's Wall to Key Largo and the Gold Coast, here are the Florida waters where swordfish run biggest, and what it takes to land one.
The Ocean Animals That Can Regrow Body Parts
Oceans are natural wonders, with immense biodiversity. However, only a select few species have the power to regrow body parts.
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.
How Alewife Populations Boom And Crash In The Great Lakes
Predators vanished, alewives exploded, beaches filled with rotting fish, then salmon saved the day. The wild boom-crash story of the Great Lakes.
How Long Would It Take To Refill Lake Mead?
Lake Mead sits near record lows. From emergency outflow cuts to decades of snowpack, here's how long refilling America's largest reservoir would take.
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 Lakes Where Lake Trout Grow Largest
Where do lake trout grow into 50-pound monsters? The deep, frigid, far-flung lakes that mint record mackinaw, from the Arctic to Idaho.
The Most Dangerous Beaches On The Great Lakes
Decades of drowning and rescue data reveal the ten most dangerous swimming beaches on the Great Lakes, and the hidden currents that make them deadly.
How Great Lakes Water Reaches The Atlantic Ocean
How Great Lakes Water Reaches The Atlantic Ocean: it flows west to east through five lakes, the Niagara and St. Lawrence rivers, and finally the Seaway.
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.