OCW
Why depression isn't what you think
The idea that depression comes from a chemical imbalance in the brain has shaped treatment for decades. Neuroscientist Lisa Monteggia shares research suggesting that's not the whole story — and shows how a decades-old drug could upend what we thought we knew about depression, with the potenti..
TED
How does the space station never run out of oxygen?
For over 25 years, the International Space Station’s air supply systems have revolutionized space missions. Yet the need for regular maintenance, repairs, and upgrades has pushed engineers to develop even more reliable systems for future spacecraft. How do we create breathable air in space? And wh..
TED
Psychedelics, mind control, radiation-eating: The secret superpowers of fungi
The diverse fungal kingdom, which includes everything from baker’s yeast to edible mushrooms to foot infections, has long defied assumptions. Scientists estimate that somewhere between 2 and 12 million species of fungi remain undiscovered— either because they’re microscopic, live hidden within..
TED
How play boosts your creativity and resilience
When was the last time you just ... played? Creative health scientist Katina Bajaj thinks adults are in a
TED
The unexpected wonders of my son's short life
When James G. Robinson's son Nadav was born with a rare heart defect, he feared the worst. What he didn't anticipate were the moments of unexpected wonder. In this profound talk, Robinson traces five years of impossible medical odds, a genetic discovery so strange it felt like fate ... and..
TED
Can Ozempic end addiction?
What if GLP-1s like Ozempic could do more than just tip the scales? Physician Dhruv Khullar traces the winding path of the
TED
