Tag: life

A Theory You've Never Heard Of | Michael Robinson | TEDxUniversityofHartford

The Hamitic Hypothesis was a 19th century anthropological theory that claimed that humans originated in Asia and then migrated to other regions of the world. The theory was used to explain the discovery of so-called “white races” in Africa in the late 1800s. The Hamitic Hypothesis was not simply a curiosity of anthropological science. It […]

Jack Szostak (Harvard/HHMI) Part 1: The Origin of Cellular Life on Earth

Szostak begins his lecture with examples of the extreme environments in which life exists on Earth. He postulates that given the large number of earth-like planets orbiting sun-like stars, and the ability of microbial life to exist in a wide range of environments, it is probable that an environment that could support life exists somewhere […]

Earth 101 | National Geographic

Earth is the only planet known to maintain life. Find out the origins of our home planet and some of the key ingredients that help make this blue speck in space a unique global ecosystem. ➡ Subscribe: #NationalGeographic #Earth #EarthDay About National Geographic: National Geographic is the world’s premium destination for science, exploration, and adventure. […]

7 theories on the origin of life

More than 3 billion years ago, life on Earth began, developing from the simplest of microorganisms into a dizzying array of complexity over time. But how did the primordial soup give rise to the first species on the universe’s only known home for life? The actual origin of life, also known as abiogenesis, remains a […]

This ancient rock is changing our theory on the origin of life | Tara Djokic

Visit to get our entire library of TED Talks, transcripts, translations, personalized Talk recommendations and more. Exactly when and where did life on Earth begin? Scientists have long thought that it emerged three billion years ago in the ocean — until astrobiologist Tara Djokic and her team made an unexpected discovery in the western Australian […]

What If Aliens are Living Inside Earth?

Billions of years ago, another planet smashed into earth. An event of this epicness could have created our moon. It also could have brought alien life to our planet. What evidence of this planet still exists on earth today? Could there be life deep inside the earth’s surface and could that life be an advanced […]