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Ancient World

The Wealthiest Roman Emperors Ranked

The days of dictators with unlimited power are not as overt as they once were in Ancient Rome. Here are the Roman Empire's wealthiest emperors.

Cities

8 Main Streets Where Australia Comes Alive

Australia's main streets, from Margaret River in the west to Port Douglas up north, carry the pubs, galleries and heritage shopfronts of eight small towns.

Cities

9 Must-Visit Small Towns on the Pacific Coast

Spanning the length of the Pacific Coast are many small towns that offer the full range of beauty and exhibits you'll want to visit.

National Parks

The National Parks Where Aspens Turn First

Rocky Mountain National Park leads five western parks where high-elevation aspens turn gold early, with trails and scenic drives from Colorado to Yosemite.

Travel

9 Small Towns in California's Sierra Nevada with the Best Downtowns

Explore these Sierra Nevada towns with historic downtowns, local museums, art, wine, trails, theaters, and memorable mountain scenery.

Forests

Why Copperheads Are Most Active In Fall

Copperheads aren't more aggressive in fall, they're more active. Mating, feeding, denning, daytime basking, and leaf-litter camouflage all spike autumn encounters.

National Parks

The National Park With The Worst October Traffic

Great Smoky Mountains publishes a calendar telling you which days not to come, and in October it is a wall of red. The park with the worst October traffic in America.

Lakes

Why Lake Powell Keeps Dropping Through The Fall

Lake Powell rises for ten weeks a year and falls for the other forty-two. Why it keeps dropping through the fall, and why the bottom does not come until spring.

Oceans

The Parts Of The Ocean Where Almost Nothing Lives

The ocean has places so hostile that fish disappear, microbes barely function, and life survives only at the edge of what seems possible

Lakes

Why Great Lakes Freighters Race To Beat The Soo Locks' Winter Closing

Every January, Great Lakes freighters race to beat the Soo Locks' winter closing. Why the Jan 15 shutdown turns the end of the shipping season into a dash.

Industries

The US Dams That Power Entire States

Six US hydroelectric plants each out-produced a full state's yearly electricity in 2025, with Grand Coulee on top and The Dalles new to the list.

Animals

Binturong

Binturong, also called the bearcat, is neither bear nor cat. It smells of popcorn, grips branches with a prehensile tail, and climbs down trees headfirst.

Animals

European Adder

European Adder is Britain's only venomous snake and the only serpent on Earth that lives north of the Arctic Circle, surviving winters no other snake can.

Space

What Europa Clipper Will Find When It Arrives

With a mission en route to Europa, we may soon discover just what is hidden deep beneath the moon's icy surface layers.

Mountains

Why The Rockies Are Still Rising

Long after the mountains finished forming, the Rockies keep climbing. Hot mantle, a slow-tearing rift, and steady erosion are quietly lifting them.

Lakes

Why Lake Mead Has A White Bathtub Ring

Lake Mead's white bathtub ring is calcium carbonate left on the rock as the water drops. Why it's there, why it's 160 feet tall, and what it says about the West.

Bodies of Water

Why King Tides Flood Coastal Towns Every Fall

King tides are not getting bigger. The baseline under them is rising, so a tide that cleared the seawall fifty years ago now arrives in the street.

Travel

9 Small Towns in The Finger Lakes with the Best Downtowns

9 Finger Lakes towns in New York with walkable downtowns, from the It's a Wonderful Life Museum in Seneca Falls to Pulteney Square in Hammondsport.

Travel

10 Small Towns on Florida's Emerald Coast With the Best Downtowns

Florida's Emerald Coast is home to small towns whose downtowns range from Seaside's planned square to Destin's working harbor and Panama City's mural walls.

Animals

Marabou Stork

Marabou Stork is called the undertaker bird for its bald head and hunched stance, yet each grim feature is an adaptation for feeding inside a carcass.

Space

What The Nancy Grace Roman Telescope Will Do That Webb Cannot

Nancy Grace Roman Space Telescope, launched in August 2026, pairs a wide infrared field of view with survey speed the Webb and Hubble were never built for.

Ancient World

Who Were The Most Overrated Roman Generals?

Not all famous Roman generals deserve their praise. There were several of them who, when you really look at their track record, were somewhat overrated

Stories

This Great Lakes Town Dives Into Maritime Heritage

This Great Lakes Town Dives Into Maritime Heritage in Alpena, Michigan, where Thunder Bay's Shipwreck Alley hides scores of wrecks beneath Lake Huron.

Travel

12 Overlooked Towns In Michigan Worth Visiting

The 11 towns are some of the most overlooked destinations in Michigan and are worth visiting. From coastal views to historic museums, they have it all.

Animals

15 Animals Only Found In The United States

Explore and learn about the 15 most interesting animals that are endemic to the United States, from the Red Wolf to the tiny Bobtail Squid.

Space

Why The Aurora Reached Florida

A fierce solar storm sent the northern lights spilling into Florida, painting subtropical skies with an Arctic glow in a rare show of the Sun’s power.

Ancient World

How Many Emperors Did The Roman Empire Have?

Rome counted roughly 70 emperors through 395 CE and closer to 90 by 476. Here is why no single number ever settles the question.

Space

What The Psyche Mission Could Tell Us About Planetary Cores

NASA's Psyche spacecraft arrives at a metal-rich asteroid in 2029, where its readings could sharpen scientists' understanding of the cores of rocky planets.

Ancient World

Who Were The Most Overrated Ancient Generals?

Not all famous generals actually deserved the reputation that they have benefitted from. Here are some of history's most overrated commanders.

Space

What Happens When A Satellite Burns Up In The Atmosphere

A satellite re-entry begins near 17,000 mph; learn what burns up, which dense parts reach Earth, and what the vaporized metal leaves behind.

Mountains

The Youngest Mountain Range In The United States

Grand Teton, despite its impressive appearance, is actually the youngest mountain range in the entirety of the United States.

Mountains

The American Mountains You Can Reach By Train

These six American mountain railways climb steep grades into the high country, ending at summit buildings, mountain towns, and breathtaking overlooks.

Mountains

The Widest Mountain In The United States

One American mountain spreads so far across the landscape that its width rivals its height for sheer scale, giving it a footprint unlike any other.

Geography

What Is The Thailand-Cambodia Border Dispute

A border drawn more than a century ago still divides Thailand and Cambodia, with disputed temples and territory keeping tensions alive today.

Geography

How Big Alaska Is Compared To The Lower 48

Alaska is one fifth the size of the Lower 48 and bigger than Texas, California and Montana combined. Why the maps you grew up with got it wrong twice.

Climate

The 10 US Cities With the Longest Summers

Some US cities barely see winter at all. Ranked by NOAA normals, here are the ten with the longest thermal summers, from Honolulu to Fort Lauderdale.

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.

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.