Rob was out shopping when he bumped into half the BBC Learning English team. Feifei doesn't understand why he says 'it's a ...
Outfitted with a long aluminum wire, this helicopter carries eight rotating saw blades to cut trees along a transmission ...
Western New York's unpredictable weather can cause tree branches to fall and potentially disrupt power. So, when it comes to ...
For more than a century, scientists have wondered why physical structures like blood vessels, neurons, tree branches, and ...
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