Rats, revisited

Rats, revisited

We thought we were done talking about rats. Then your questions came in. From plague myths to poisoned predators, population growth and climate change to urban allotment gardens in Helsinki, this bonus episode follows the threads we couldn't fit in the first time around, and digs deeper into the surprisingly emotional world of humans versus rats.

Prescription for a superbug crisis

After a life-changing accident, Vanessa spent years fighting a dangerous infection that kept coming back. Eventually, doctors discovered why: the bacteria fueling it were resistant to antibiotics. Her story leads us far beyond the hospital, into waterways, soils, and a hidden world where the medicines meant to save us may be helping create the next superbugs.

The dirty truth about laundry (Rebroadcast)

Laundry seems harmless - but it’s not. Chemicals, microplastics, and energy use add up fast. Are we overwashing just to feel "clean”? Discover how to clean your clothes smarter - and greener.

War-proofing Ukraine's power grid with solar

When Russia targets Ukraine's energy system, it's not just turning off the lights — it's creating conditions for nuclear disaster. Each attack forces a rethink: more solar, more batteries, more distributed, harder-to-hit systems. For Ukrainians, this isn't about climate — it's about survival. What can the rest of the world learn from this?

Something is wrong in the Arctic – Narwhals can tell

Alex Ootowak grew up watching narwhals, the "unicorns of the sea", frolic in Canada’s Arctic waters. Then a nearby mine changed everything. In this episode, hear how underwater recordings reveal a decline in narwhals — and why scientists couldn't research these enigmatic creatures without the Inuit community.