OCW
The surprising beauty of mosquitos
Most people hate mosquitoes, but biotechnologist and TED Fellow Felix Hol thinks they're beautiful. He takes us inside his lab, where his team developed some unusual ways to study how these blood-sucking insects find us and feed so fast. He also explains why insecticides may send certain mosqui..
TED
How to stop homelessness before it starts
Homelessness can feel like an issue that’s too big and complicated to fix, something we've learned to walk past. Jen Loving, who leads the nonprofit Destination: Home, has spent her entire life proving that mindset is wrong. She shows why we must stop waiting until someone is pushed outside b..
TED
Everything you need to know about bird flu
While avian influenza used to infect mostly birds, in the past few years, it’s been found in over 70 mammal species, including cats, dairy cows, foxes, seals, and bears. Each new mammalian infection gives the virus more chances to drift or shift, spill over into humans, and ignite a pandemic. So, ..
TED
Why is it so easy for birds to spread illness?
While avian influenza used to infect mostly birds, in the past few years, it’s been found in over 70 mammal species, including cats, dairy cows, foxes, seals, and bears. Each new mammalian infection gives the virus more chances to drift or shift, spill over into humans, and ignite a pandemic. So, ..
TED
Tiko: Closing the care gap for Africa's adolescent girls
In sub-Saharan Africa, millions of adolescent girls face a
TED
What are tariffs, and how do they work?
In 1930, in hopes of supporting farms and manufacturing, President Hoover made a bold decision: he approved a sweeping 20% tax on all imported agricultural and industrial goods. But the plan completely backfired, leading exports to fall and global trade to decline. And it wouldn't be the last t..
TED
