The first of many of these puzzling objects was unearthed almost three centuries ago, and we still don't know what they were for.

Get a peek into what we’re obsessed with right now.

Thank Uncle Sam for Cheetos, air fryers, and other modern mainstays.

What would George Washington's spruce beer-chugging troops have thought about today's cheesecake rations?

From Sparta to the Mongol Empire, soldiers needed fuel for the fight.

Go behind the scenes at the Massachusetts military lab engineering the fuel of the future.

These works of art are butter than you think.

The same family has been crossing the River Blyth for six generations.

Nebraskans have come up with an ingenious way of cooling down along the state’s many waterways.

Once an advertisement for brandy, the Osborne bull is now a symbol of the country.

We all dream of the perfect vacation. This episode is about the opposite.

Dedicated scientists are going to extremes to save this rare plant from extinction.

For 50 years, this bizarre act was one of Atlantic City's biggest attractions.

There's always more to the land than meets the eye.

At Orlando Wetlands Park, water goes for a ride—through a natural filtration process—and attracts birds, gators, and more.

Digitizing markers at the Massachusetts cemetery makes them more accessible.

Why were in-flight meals so much better in the past?