Articles by Jay Matthews

What Can Travel Around the World While Staying in a Corner?

What can travel around the world while staying in a corner? A postage stamp. Here is the riddle explained, plus how fast Earth really moves.

How many calories do you burn playing basketball for 30 minutes? About 240 to 336 for most adults. See how weight and intensity change the total.

Can you bring pepper spray on a plane? Not in a carry-on. TSA allows one 4 oz can with a safety lock in checked bags, but some airlines ban it.

Learn how to get to the Grand Canyon from Las Vegas by car, plane, train, bus or tour, with distances to the South Rim and Grand Canyon West.

You can bring toothpaste on a plane. In carry-on it must fit the liquids rule; checked bags have no size limit. Prescription paste is covered too.

What is the most dangerous animal in the world? The mosquito kills more people than any other. Meet it plus crocodiles, buffalo and other killers.

Can you bring glass on a plane? Yes. TSA allows glass items in carry-on and checked bags, but liquids inside them still follow the 3.4 oz rule.

Is a backpack a personal item on Delta? Yes, if it is small enough to fit under the seat; bigger ones must meet the 22 x 14 x 9 inch carry-on limit.

Who can go inside the Kaaba? Only Muslims may enter Mecca, and the Kaaba's door is opened rarely, mainly for invited guests at the annual washing.

Wondering can you bring edibles on a plane? Then here’s a piece of writing you’ll find interesting to check that answers the question.