<p>Science documentary producer Emily Driscoll stopped by a Willy Wonka-like math lab to see what lollipops can teach us about fluid dynamics.</p>


Science Friday

Lollipops Meet Lasers in This Lab

Turning 90, Tibet's Dalai Lama says he will be reborn

Sacred Spaces

Tibetans in Massachusetts celebrate 14th Dalai Lama’s 90th birthday

Health & Medicine

Medical wax museum in Spain showcasing 19th-century diseases is set to close

20 years after London's deadliest bombings, extremist threat grows more complex

On Europe

20 years after London’s deadliest bombings, extremist threat grows more complex

El Salvador courts its exiles with incentives and safety — and many are listening

Immigration

As El Salvador courts its exiles, some begin to return

Historic hotel in Haiti burns to the ground

Violence

Historic hotel, symbol of Haiti’s past, burns amid gang violence

At war, Iranians come together to help one another

Conflict & Justice

Iranians come together to help one another amid war

Barbecue from around the globe

Food

Barbecue recipes — Asian-style

Author posits that British Museum is full of ghosts

‘Objects hold energy’: Author posits that British Museum in London is full of ghosts

DRC and Rwanda peace deal brokered by US

US brokers peace deal between DRC and Rwanda

Amid rising heat, Paris expands a network of pipes to keep cool

Climate science and solutions

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