Einstein is Proved Right (Again)

Keystone/Getty Images
Keystone/Getty Images

Deep in the Heart of Our Galaxy, Einstein is Proved Right Again. His theory of general relativity holds true even at the black hole near the center of our galaxy.

*

"Total Eclipse of the Heart" Was Almost a Meat Loaf Song. It was written for him, but then detoured to Bonnie Tyler.

*

The Atomic Bomb That Was Too Big To Use. The largest nuclear bomb ever made, Tsar Bomba, was actually a scaled-down version of the original design.

*

6 Weirdly Specific Ideas Movies Have About Normal Bathrooms. You'll be surprised by the many times the same weird thing happens in a bathroom across different fictional worlds.

*

What It’s Like to Apartment Hunt With a Boyfriend Who Has No Credit Score. He's a responsible guy, but couldn't prove it on paper.

*

The 33 Most Romantic Moments In TV History. Get your hankies out.

*

27 Hilariously Nasty Sounding Mushroom Species Names. They would be hurt by them if they had feelings.

These Rugged Steel-Toe Boots Look and Feel Like Summer Sneakers

Indestructible Shoes
Indestructible Shoes

Thanks to new, high-tech materials, our favorite shoes are lighter and more comfortable than ever. Unfortunately, one thing most sneakers are not is durable. They can’t protect your feet from the rain, let alone heavy objects. Luckily, as their name implies, Indestructible Shoes has come up with a line of steel-toe boots that look and feel like regular sneakers.

Made to be incredibly strong but still lightweight, every pair of Indestructible Shoes has steel toes, skid-proof grips, and shock-absorption technology. But they don't look clunky or bulky, which makes them suitable whether you're going to work, the gym, or a family gathering.

The Hummer is Indestructible Shoes’s most well-rounded model. It features European steel toes to protect your feet, while the durable "flymesh" material wicks moisture to keep your feet feeling fresh. The insole features 3D arch support and extra padding in the heel cup. And the outsole features additional padding that distributes weight and helps your body withstand strain.

Indestructible Shoes Hummer.
The Hummer from Indestructible Shoes.
Indestructible Shoes

There’s also the Xciter, Indestructible Shoes’s latest design. The company prioritized comfort for this model, with the same steel toes as the Hummer, but with additional extra-large, no-slip outsoles capable of gripping even smooth, slippery surfaces—like, say, a boat deck. The upper is made of breathable moisture-wicking flymesh to help keep your feet dry in the rain or if you're wearing them on the water.

If you want a more breathable shoe for the peak summer months, there's the Ryder. This shoe is designed to be a stylish solution to the problem of sweaty feet, thanks to a breathable mesh that maximizes airflow and minimizes sweat and odor. Meanwhile, extra padding in the midsole will keep your feet protected.

You can get 44 percent off all styles if you order today.

This article contains affiliate links to products selected by our editors. Mental Floss may receive a commission for purchases made through these links.

Climate Change Is Coming for America’s National Parks

iStock
iStock

Climate Change Is Coming for America’s National Parks. Imagine Glacier National Park without a glacier.

*

The Chimp Who Believed She Was Human. After being raised in a human home, it took years for Lucy to learn to be an ape again.

*

The Mathematical Madness of Möbius Strips and Other One-Sided Objects. A look at the history of the mind-bending field of topology

*

These 1930s Housewives Were the Godmothers of Radical Consumer Activism. They protested rising food prices with the Hamtramck Meat Strike.

*

Disneyland’s Fantasyland Recreated in Incredible Detail in a Basement. A railroad engineer hand-crafted his own theme park over ten years.

*

The Princess Who Worked at Macy’s. The Queen of Romania also built furniture, raised poultry, and enjoyed off-roading.

*

America is on the Verge of a Nursing Crisis. Our nursing schools don't have the capacity to supply our current needs, much less our future needs.

*

15 Amazing Animal Reunions. It's good to know that pets lost for years might find their way home.