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National Parks

The National Park With The Most Waterfalls

The National Park With The Most Waterfalls is Yellowstone, with about 290, from the 308-foot Lower Falls to Tower, Fairy, Gibbon, and Undine Falls.

County

The Counties With The Most Lakes

The Counties With The Most Lakes are led by Otter Tail County, Minnesota, with 1,073 lakes, as Minnesota claims seven of the top ten spots.

Cities

8 Stress-Free Arkansas Towns For A Weekend Retreat

Thermal springs, folk music, quilt trails, and Ozark float trips: these Arkansas towns are made for a stress-free weekend retreat.

Lakes

The US Lakes Under Permanent Invasive Species Quarantine

Ten US lakes sit under permanent invasive mussel quarantines, where every boat gets inspected, sealed, or decontaminated before it can launch.

Places

The First Interstate Highway Ever Built In America

Long before the 1956 Interstate Act, one Pennsylvania toll road already met every standard the system would demand. Meet America's first superhighway.

Lakes

What Happens If Lake Michigan Water Levels Keep Falling

What Happens If Lake Michigan Water Levels Keep Falling: ships carry less, harbors and marinas shrink, wetlands shift, and some beaches grow wider.

Lakes

The World Lakes Where Sturgeon Grow Largest

Lake sturgeon, white sturgeon, or the giant beluga: "largest" depends on the species. The lakes where each grows biggest, from Wisconsin to the Caspian Sea.

Oceans

The Longest Coastlines In The United States

See which US states have the longest coastlines, led by Alaska, Florida, and Louisiana, using NOAA measurements that include the Great Lakes.

Lakes

The Lakes Where Native Fish Are Making A Comeback

See how lake trout, walleye, cutthroat trout, and river herring are making measurable comebacks across North American lakes.

Animals

Black Caiman

The black caiman is the Amazon's apex predator and the largest member of the alligator family, a night hunter that can stretch well past 16 feet.

Animals

Sperm Whale

Few creatures hold the mythological clout as the sperm whale, known for diving huge distances and emitting some of the loudest sounds on Earth.

Space

What's the Coldest Place in Space?

The coldest spot in the universe isn't empty space. It's a nebula one degree above absolute zero, colder than the void around it. Here's why.

Ancient World

The Brutal Side Of The Ottoman Empire

The Ottoman Empire's brutal history includes the widespread capture of Christian boys, slavery, and the Armenian Genocide.

Travel

10 Small Towns in Texas with the Best Downtowns

Ten Texas towns with the best downtowns, from Port Isabel's fish mural to Fredericksburg's Magic Mile and Bandera's cowboy saloons.

Industries

10 Countries with the Largest Uranium Reserves

Australia holds 1.67 million tonnes of recoverable uranium, but Kazakhstan mines the most. How the ten largest resource holders compare.

Animals

Bengal Tiger

Learn about Bengal tiger biology, habitat, behavior, and conservation while uncovering the threats facing this iconic South Asian predator.

Space

Why Some Stars Die In Massive Explosions

Learn why some massive stars explode as supernovae while others collapse into black holes and how these blasts help to seed future planets.

Ancient World

How Many People Lived In The Roman Empire?

The Roman Empire held between 59 and 76 million inhabitants at its peak, but exact numbers are difficult for historians to calculate.

Stories

A Driving Tour of River Road National Scenic Byway

A Driving Tour of River Road National Scenic Byway winds along Michigan's AuSable River, past sand dunes, high bluffs, and the Lumberman's Monument.

Animals

Mako Shark

The mako shark is the fastest shark in the ocean, a warm-muscled predator clocked near 45 mph that leaps clear of the water. Both species are now Endangered.

Space

Which Planet Is The Brightest In Our Sky?

Venus is the brightest planet in our sky, reflecting most of the sunlight that reaches it. Find out when it peaks and why.

Ancient World

The Worst Decisions Made By Roman Generals

Rome lost armies at Cannae, Carrhae, Teutoburg Forest, and Adrianople. A look at the commanders whose choices cost the empire dearly.

Travel

8 Underrated Illinois Towns Worth the Drive in 2026

Beyond the bright lights of Chicago, there are many smaller, underrated towns in Illinois worth making the drive for in 2026.

Ancient World

The Biggest Scandals In Ancient Rome

From Caesar's affair with Cleopatra to a throne sold at auction, these are the scandals that shaped how Rome is remembered today.

Space

What The Hubble Tension Could Break In Cosmology

The Hubble Tension is a fundamental conflict in physics regarding the rate of expansion of the universe, with wide-ranging implications.

Ancient World

Was The Roman Empire Really Better Than The Roman Republic?

Rome swapped the Republic's power sharing for the Empire's administration. What Augustus gained, and what Diocletian's court cost.

Stories

An Afternoon Or More in Creemore, Ontario

An Afternoon Or More in Creemore, Ontario reveals a walkable Mill Street of cafes, a Michelin-starred restaurant, lavender farms, and craft beer.

Travel

8 Overlooked Towns In Wales Worth Visiting

8 Overlooked Towns In Wales Worth Visiting, from coastal Holyhead and Tywyn to castle-rich Kidwelly, Llandovery, and grand Powis Castle in Welshpool.

Religion

African Countries With Islam As The Religion Of The Majority

In 19 African countries, Islam serves as the religion of the majority.

Geography

Country Names With 10 Letters

18 countries have names that contain 10 letters, from Azerbaijan to Uzbekistan. Discover what other countries make the list!

Society

Life Expectancy in Asia

Japan has the highest average life expectancy in Asia, as well as the world.

Geography

Landlocked Countries In Asia

Twelve countries in Asia are considered landlocked, although some of them, like Kazakhstan and Turkmenistan, are along the Caspian Sea.

Geography

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.

Mountains

The Longest Mountain Ranges in Asia

The Kunlun Mountains, in China, is the longest mountain range in Asia.

Geography

Which Countries Border Italy?

Italy borders France, Switzerland, Austria, and Slovenia, plus the two microstates it completely encloses: San Marino and Vatican City.

Sports

The Largest Stadiums In Asia

The biggest stadium on Earth isn't in America or Europe. It's in Asia, alongside 14 more giants. See the largest stadiums in Asia, ranked by capacity.

Nature

What Is A Cloud Forest?

How cloud forests drink from the clouds, and why Kilimanjaro, Monteverde, Yakushima and the Appalachians all depend on the mist.

Climate

The Cities With the Lowest Annual Rainfall in the US

The Cities With the Lowest Annual Rainfall in the US are led by Yuma, Arizona, where barely three inches fall in a year, followed by Las Vegas and Phoenix.

Society

Deepest Metro Stations in the World

Some metro stations plunge over a hundred meters underground, driven by challenging terrain, leading to engineering marvels with grand designs.

Forests

European Countries With The Most Forest Cover

Sweden has the most forest cover of any European country.