Spot the Robot Dog Trots Into the Big, Bad World

This autumn, after years of dropping view-amassing videos of Spot the robot dog fending off stick-wielding humans and opening doors for its pals, Boston Dynamics finally announced that the machine was hitting the market—for a select few early adopters, at least. BD’s...

The Macabre Science of Animal Mass Die-Offs

Unfolding right now across swaths of Australia is an ecological catastrophe, as massive, turbo-charged fires reduce whole landscapes to nothingness. Tens of thousands of koalas had no way of escaping. Livestock lie dead in fields. Innumerable animals have perished,...

Cats Are Making Australia’s Bushfire Tragedy Even Worse

Cats are scientifically, objectively, monumentally terrible for the planet. In the US alone, free-ranging domestic cats kill up to 3.7 billion birds and 20.7 billion mammals a year, to say nothing of reptiles and amphibians. They are a scourge of the highest order.Now...

Meet Xenobot, an Eerie New Kind of Programmable Organism

Under the watchful eye of a microscope, busy little blobs scoot around in a field of liquid—moving forward, turning around, sometimes spinning in circles. Drop cellular debris onto the plain and the blobs will herd them into piles. Flick any blob onto its back and...