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Ice-cream cones, the ingenious invention of American immigrants

DETROIT (AP) — Read this quickly, before it melts. Ice cream was a rare and expensive treat for centuries because of the difficulty of storing ice. In the summer of 1790, President George Washington spent $200 on ice cream, the equivalent of $7,259 today, according to the International Dairy Foods Association. By the 1800s, inventions like mechanical refrigeration had made ice cream cheaper and more accessible. But America's pushcart vendors needed a way to serve ice cream to customers. Enter "penny licks." Customers would pay a penny for a scoop of ice cream served in a thick ...

How to sleep better in a new space

The first night in a new place is always the same for Robinson Leoni: He takes longer to fall asleep, wakes up more often during the night and gets less sleep overall. At home he averages seven hours. The first night away — with or without earplugs and regardless of the bed's quality — his smartwatch tells him he gets about five. "I feel normal, you know, no stress, nothing, but it's just I notice I wake up continuously," said Leoni, a sales director for a tech company who travels once or twice a month for work. He is a victim of what sleep specialists call the first-night ...

Backpack overload: Heavy bags can strain kids’ bodies

Backpacks can be fashionable and functional, but they can also be too heavy — weighed down by digital devices, musical instruments, sports equipment and more. Some kids carry home a laptop or tablet and textbooks, too. It's good to be prepared, but kids who walk to school or participate in ...