These seals can inflate a nasal cavity to the size of a balloon to attract females and scare rivals. The scene is from the BBC series "Frozen Planet II" narrated by David Attenborough. A rare video ...

We all miss one or two life lessons. Some people, like Lifehacker reader izzysanime, never learned how to blow up a balloon. It’s actually kind of tricky until you learn it! So we’ll teach you.

Most travellers notice the dark silhouettes of the hot air balloons first. Meandering up the rocky valley before dawn, the gigantic shapes begin to grow in number as teams inflate the balloons under ...