Dolphin Mirror
About the Episode
Research suggests that dolphins can recognize themselves in the mirror.
Aired:
04/21/14
| Expires: | Runtime: 3m 18s
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Extras
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Can DNA technology Help Rebuild a Family Tree?
A Black family uses DNA technology to unlock secrets of the past.3:28 -
How Malaria Shaped America
Today, Malaria is considered a tropical disease, but it wasn’t always that way.2:34 -
Why Mosquitos Are Humanity’s Deadliest Creature
About 80% of deaths caused by Malaria annually are young children, below the age of five.3:37 -
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Hagia Sophia: Istanbul's Mystery Preview
How has this unique structure, built on a seismic fault, survived centuries of quakes?0:30 -
Petra: Lost City of Stone Preview
How did early engineers carve tombs into rock cliffs and funnel water to this desert city?0:30 -
Lee and Liza's Family Tree Preview
A family turns to science in their struggle to rediscover a history obscured by slavery.0:30 -
Mastering Lighting and Audio in Video | NOVA Science Studio
Elevate lighting and audio with these techniques to highlight creative storytelling4:04 -
The Catastrophe That Killed 90% Of Earth’s Species
An ancient catastrophe killed nearly all life on Earth - and an asteroid wasn’t to blame.1:34 -
