What is life? Are viruses alive? • 2014 This Place

Category: Nature
Download:

What is it that makes things alive? What if we made robots that could sustain themselves? What if they could mine metals or recycle old robots, reprogram and remake themselves? There's nothing there we would traditional call alive, but they would have at least have the essence of this perpetual rube Goldberg machine.

This Place • 2014 - 2015 • 4 episodes •

What is life? Are viruses alive?

What is it that makes things alive? What if we made robots that could sustain themselves? What if they could mine metals or recycle old robots, reprogram and remake themselves? There's nothing there we would traditional call alive, but they would have at least have the essence of this perpetual rube Goldberg machine.

2014 • Nature

Tragedy of the Commons or The Problem with Open Access

The semantics of the model I'm working from use common goods/common property/ common pool resources (resources used by multiple people) and common property regimes (the institutions or social arrangements between people, the property rights regarding common pool resources).

2015 • Environment

How does do science?

How do we learn properly so we can be right all the time? How can we know that we know, when we don't know what we don't know?

2015 • Science

What do brains do?

Brains and nervous systems do a lot of things, but overall their purpose seems to be to allow cells to communicate and behave together. But because gene's generally code for things that help reproduction, you can start to see harsh patterns in behavior.

2014 • Brain

You might also like

Arctic - Far North

The Arctic region of Russia is considered the most inhospitable places to live. But polar bears, lemmings, Arctic foxes, and seals - Arctic - simply heaven. In late August, with the onset of the breeding season is going very strong male musk for traditional competitions for the right leadership in the pairing with females. Weight of an adult bull can reach 400 kilograms. In a skirmish with a rival musk ox to deliver a decisive blow running away at 40 miles per hour. Sound from the blow horns fighting males can be heard at a distance of more than one kilometer.

5/6Wild Russia • 2009 • Nature

Grasslands

In the grasslands, animals endure freezes, fires, floods, and droughts; bull elephants clash in mating battles; cheetahs and gazelles engage in a predator-and-prey dance in the Kenyan savanna; bison battle a blizzard while being pursued by wolves.

3/6Hostile Planet • 2019 • Nature

Vultures: Beauty in the Beast

Vultures are the birds that many people love to hate, but cameraman and naturalist Charlie Hamilton James sees them as beautiful and intelligent creatures that deserve respect. He believes that to appreciate them, people just need to spend time with them and he headed to East Africa to do exactly that. His journey exposes not only a softer, more caring side to these maligned birds but also a much bigger story, one that leaves vultures needing many more admirers.

Natural World • 2014 • Nature

Megastructures

Following 161 84 views About Export Add to From the Great Pyramid at Giza to the towering skyscrapers of today, humans have engineered massive constructions for at least 5,000 years. But why? How do biology and human emotions affect our desire to build gigantic structures?

05/17Big History • 2013 • Nature

The Drought Begins

The Luangwa Valley in Zambia experiences one of the toughest dry seasons imaginable. Seven months with no rain and spiralling temperatures. And with this year’s El Nino conditions the drought is threatening to be even more intense than usual.

1/3The Big Dry • 2017 • Nature

Underwater astonishments

David Gallo shows jaw-dropping footage of amazing sea creatures, including a color-shifting cuttlefish, a perfectly camouflaged octopus, and a Times Square's worth of neon light displays from fish who live in the blackest depths of the ocean.

TED-EdNature