National Geographic

Tag archives for TH Culhane

It’s Your Turn to Change the World: Google Science Fair 2014

For the fourth consecutive year, National Geographic Explorer TH Culhane is helping to judge this global online competition. See what he has to say about the annual adventure.

Celebrate the Brightest Young Minds in the World

The 2013 Google Science Fair finals are upon us! See what kids these days are really getting up to.

Hangout with an Inventor (and Build Some Cool Stuff!)

Join our next Google+ Hangout as NG Explorer TH Culhane shows you how to build three different types of motors and generators with materials mostly found at home, Monday, December 3rd at 1:00pm ET.