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86%VideoApr 2018

Have we lost the common good?

(2:02) Most Americans no longer believe that the major institutions of society - government, corporations, banks, charities, and universities - work for them.


88%VideoApr 2018

Concrete fail



86%VideoApr 2018

Advancing avalanche


86%VideoApr 2018

Is Cape Town's drought a harbinger of things to come?

(6:26) NASA's senior water scientist Jay Famiglietti discusses water related issues around the world.

86%VideoApr 2018

UN chief addresses climate change

(13:40) United Nations Secretary-General Antonio Guterres on the defining threat to humankind - climate change.

37%AnimationApr 2018

What really separates the rich from the poor

(6:26) The traits that decide your future.

94%VideoApr 2018

Tour of the Moon

(4:57) Virtual tour of the Moon created using data from NASA's Lunar Reconnaissance Orbiter spacecraft.

86%VideoApr 2018

How to dial your phone (1954)

(9:50) A look back to the time when the phone system was converting from an operator to the dial tone system.


91%VideoApr 2018

Oscar Isaac reads Richard Feynman's love letter to Arline

(3:44) In 1945 Richard Feynman's first wife and high school sweetheart, 25-year-old Arline, died from tuberculosis.


93%VideoApr 2018

David Pakman - Is the 97% climate change consensus really true?

(10:22) A new study debunks the "97% consensus" on climate change.