<p>Commentator Brent Runyon explains how watching the interaction between birds helped explain what happened on September 11th.</p>


Brent Runyon

Living on Earth

Entertainment

Environment

Bird Watch 9/11

The computer will see you now

A riverbank scene with several boats moored, including a large wooden boat where people are working on its roof, near a dirt road lined with small buildings, and a white pickup truck parked nearby.

Health & Medicine

Measuring patients’ vital signs virtually in the heart of the Amazon

Formal concerts in informal places

Aerial view of Prague's Old Town Square with the Church of Our Lady before Týn prominently in the background, surrounded by colorful historic buildings and numerous people gathered in the plaza below.

Music

This family in Prague holds classical music concerts in their own living room

A soldier in green camouflage uniform stands beside a large military tank, holding a rifle and examining its exterior in a dusty environment.

US-Israel-Iran War

Trump rules out talks absent Iran’s ‘unconditional surrender’ as Israel strikes Lebanon

Descriptions of struggle at an art exhibition in Prague

Aerial view of a group of people standing on a concrete surface, forming the letters "SOS".

Arts, Culture & Media

As climate change melts permafrost, landslides are becoming more dangerous

Two hikers wearing cold-weather gear traverse a snowy mountain slope, with snow-covered peaks visible in the background under a clear blue sky.

Out of Eden Walk

As climate change melts permafrost, landslides are becoming more dangerous 

Argentine beef is coming to the US

A person on horseback is riding through a cattle pen lined with multiple enclosures filled with cattle, under a shadowed, metal-roofed structure.

Business, Economics and Jobs

Amid surge in exports to US, Argentina aims to reclaim the glory days of its beef

Cuba's private businesses navigate a narrow opening

A person standing on a dock saluting a large orange cargo ship named 'Ocean Mariner' as it passes by on the water.

Cuba’s private businesses navigate a narrow opening

The Americas' last prison island has become a tourist bioreserve

A group of people hiking on a dirt path surrounded by tall cacti and sparse trees in a dry, arid landscape.

History

The Americas’ last prison island has become a tourist destination

International adoptions are a failure

A child's room shelf with pink patent leather shoes, a pink plaid tissue box, and a framed illustration. The illustration depicts teddy bears holding balloons with letters forming a name. In the foreground, there is a pale blue container and a white ceramic item, possibly a toy or decoration. The setting is playful and colorful, suggesting a nursery or child's room.

Lifestyle

International adoptions face hurdles, leaving little hope for many orphaned children

A man repairs a hole in a brick wall in a narrow alley with debris and stones scattered around. Another man walks in the background, and a colorful tarp is partially visible to the left.

Conflict & Justice

Clashes between Afghanistan and Pakistan raise concerns about ‘open war’

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