Border Patrol has set up stations along gaps to catch people filtering through the border wall. We visited one port of entry in Yuma, Arizona. Just in this section, 850 people a day turn themselves ...
A new study by mechanical engineers at UC Berkeley finally shows why your shoelaces may keep coming untied. It's a question that everyone asks, often after stopping to retie their shoes, yet one that ...
The invention of string might not leap to mind when you think of humanity’s greatest early feats (“World’s oldest string found at French Neanderthal site“). Tying our shoelaces is as close to it as ...
A new study by mechanical engineers at UC Berkeley finally shows why your shoelaces may keep coming untied. It’s a question that everyone asks, often after stopping to retie their shoes, yet one that ...
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