Juggling Dynamite

The Breakthrough Junior Challenge invites you to share your passion for math and science with the world! Submit a 10-minute video that illustrates a challenging concept or theory of mathematics, life sciences, or physics in an engaging, illuminating, and creative way.

You can explain an age-old theory or concept or a more recent breakthrough discovery, including one made by a Breakthrough Laureate or perhaps even by you! The winner will receive a $250,000 post-secondary scholarship!

Learn more and watch an explanation video with Sal Khan here.

Some sober thoughts from Andy Xie in this clip about why policy ‘interventions’ in China are misguided and compounding economic problems. On a broader level, the observations extend to the many countries where central banks and governments have been wasting good money after bad in propping up asset bubbles the past 6 years: “the people who are doing these interventions do not understand market economics”.

Andy Xie, an indpependent economist, talks about why Caixin China Manufacturing PMI missed estimates–contracting to 47 in September, for the lowest level since March 2009– with Bloomberg’s Yvonne Man on “Trending Business.”  Here is a direct video link.

This technology is obviously brilliant, and as with every major innovation, improvements will naturally evolve with each iteration.

Powerwall is a home battery that charges using electricity generated from solar panels, or when utility rates are low, and powers your home in the evening. It also fortifies your home against power outages by providing a backup electricity supply. Automated, compact and simple to install, Powerwall offers independence from the utility grid and the security of an emergency backup.

See: Elon Musk’s video presentation on Energy storage for a sustainable home here.