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Journalist James Nestor explores the science of the “mammalian dive reflex,” the phenomenon by which water triggers an immediate decrease in heart rate.

Heather Barnett makes art from physarum polycephalum, including a beautiful timelapse film of its growth. Check out some truly strange GIFs of the work.

While studying for his Ph.D, Uri Alon had a meltdown; his research was going in loops, all paths leading to dead-ends. A way through the pain came from an unlikely source: improv theater. We might all do well to try it.

Wave bye bye to Nereus, which was 7 hours into a planned 9-hour dive exploring the Kermadec Trench northeast of New Zealand when it went missing. Sad scientists think the machine might have imploded when it was 6.2 miles beneath the ocean surface.

Photo: iStock

Pheromones are a hot topic. But as zoologist Tristram Wyatt argues, we’re not even sure that humans have them. Meanwhile, scientists have been studying these chemical signals for years in the animal kingdom — and made some extremely weird observations.

neurons

Ok, not exactly. But the possibility has been floated by some scientists investigating neurogenesis, the idea that new neurons are generated in the human brain throughout life. Daniel Reisel explores the impact this new understanding might have on things like our criminal justice system in a new book, “Rewiring Our Reality.”