Get curated editors’ picks, peeks behind the scenes, film recommendations and more.
Planarians are small flatworms that live in wet and humid areas around the globe. Although these creatures are relatively simple, their small, soft bodies possess one of the most amazing secrets in the animal kingdom. Cut a planarian into as many as 279 pieces and, within a few weeks, each bit will regenerate into a full new worm – head, eyes, digestive system and all. This incredible ability raises interesting questions for philosophers, who might wonder which, if any, of these worms is the ‘original’, and for medical researchers, who are hoping to harness the adaptability of planarian’s powerful regenerative stem cells to help regrow tissue, and potentially even limbs, on humans. Read more about this video at KQED Science.
video
Chemistry
Why do the building blocks of life possess a mysterious symmetry?
12 minutes
video
Cosmology
Tiny, entangled universes that form or fizzle out – a theory of the quantum multiverse
11 minutes
video
Rituals and celebrations
A beginner’s guide to a joyful Persian tradition of spring renewal and rebirth
3 minutes
video
Astronomy
The history of astronomy is a history of conjuring intelligent life where it isn’t
34 minutes
video
Metaphysics
Simple entities in universal harmony – Leibniz’s evocative perspective on reality
4 minutes
video
Biography and memoir
Passed over as the first Black astronaut, Ed Dwight carved out an impressive second act
13 minutes
video
Engineering
A close-up look at electronic paper reveals its exquisite patterns – and limitations
9 minutes
video
Biography and memoir
The unique life philosophy of Abdi, born in Somalia, living in the Netherlands
29 minutes
video
Cognition and intelligence
What’s this buzz about bees having culture? Inside a groundbreaking experiment
8 minutes