Humpback Whale flippers solve helicopter air flow problems

We’ve all seen movies of humpback whales playing in the sea. The most obvious feature is a nice symmetrical tail slapping the water as it dives. But we also see an awkward-looking flipper emerging as it breaches the water. That flipper fin has white lumps along its edge – lumps called tubercles. Still, it seems so crudely made. But it’s not what it seems. It’s actually a highly mobile … Continue reading Humpback Whale flippers solve helicopter air flow problems