How Mendel's Pea Plants Helped Us Understand Genetics

Each father and mother pass down traits to their children, who inherit combinations of their dominant or recessive alleles. But how do we know so much about genetics today? Hortensia Jiménez Díaz explains how studying pea plants revealed why you may have blue eyes.

View full lesson: http://ed.ted.com/lessons/how-mendel-...

How To Understand Anyone (The Myers-Briggs Way)

Sally and Jim don't get along because they don't understand each other. Sally is a photographer. Her bedroom's a mess, and she's usually at every party. Jim, on the other hand, color-coordinates his file folders, spends a lot of time alone and is studying to be a lawyer. Talk about a personality clash. Thankfully, there happens to be a really effective tool that explains why people are the way they are.

Epipheo shows you how the Myers-Briggs Type Indicator (MBTI) makes it easier to understand yourself and others.

Find out more about the Myers-Briggs personality test: http://myersbriggs.org/

Take an adaptation of the test to learn your personality type: http://www.humanmetrics.com/cgi-win/jtypes2.asp

Scientists Understand Only 4% Of Universe

Despite all the scientific breakthroughs and Nobel Prizes for discoveries, scientists seem to be no nearer to a possible answer to their main question - why did the universe appear? ­RT sat down to talk to Aleksey Filippenko, an American astrophysicist and professor of astronomy at the University of California, Berkeley, CA.

He was the member of the team that received 2011 Nobel Prize for discovering the dark energy that is speeding up the expansion of the entire universe. And he believes that it could have sprung into existence without any divine help whatsoever.

Pugs Try To Understand English

It's like they're speaking another language! These pups intently listen to their owner, struggling to comprehend what he's saying to them. Whatever it is, they cock their heads back and forth in a very cute way, pretending to understand!

Understand Through Teaching

Six groups (teams Babbage, Boole, Gödel, Turing, Shannon, and Simon), composed of Microsoft Research computer scientists and their colleagues from other research organizations, reflected separately about the past 20 years and the future to come, in the context of providing advice to young scientists. Afterwards, participants came together to listen to briefings about the discussions from the chairs of each team.

Greg Morrisett, Allen B. Cutting Professor of Computer Science, Harvard University