We often think of the ocean as a pretty serene & relaxing. But it turns out, it's shockingly loud under the waves, and some of the culprits are not the animals you'd expect! Join Hank Green for an ...

During Black Friday, you can score up to 30% off on Lego City and Lego Friends sets. Deals on Lego City sets include an $8 Pizza vs. Fire Truck Race Car Pack and a $25 Lego Friends 2-in-1 Adventure ...