Hosts: Ed Brown, Penny Dumsday, Lucas Randall

00:00:34 Snails are a French delicacy that has led to the near extinction, and now revival, of tiny culturally and scientifically important snails in French Polynesia.

00:06:45 3.5 million years ago, something in our galaxy exploded. As more evidence comes in, it's looking like the black hole in the centre of the Milky Way gobbled up some young stars.

00:16:04 The scourge of cane toads continues to spread across Australia. But could a native rodent have learned how to slaughter and eat them? Yes, and they have.

This episode contains traces of 12-year-old Tai Poole, host of popular podcast Tai Asks Why, talking with Natasha Mitchell about the importance of curiosity in school.