Horizon - Dodging Doomsday

PART OF THE BBC SERIES, HORIZON: Dodging Doomsday debates the connection between world-wide population growth and global food shortages while exploring the possibility of a sudden and dramatic die-off for our species in the future.

Horizon - How Many People Can Live On Planet Earth?

PART OF THE BBC SERIES, HORIZON: How Many People Can Live On Planet Earth discusses the population explosion of the last hundred years, or so, and examines the burden we're putting on the planet and other lifeforms as a result.

Horizon - Snowball Earth

PART OF THE BBC SERIES, HORIZON: Snowball Earth explores evidence for a global ice age some six million years ago, and discusses what, with most of the suns rays being reflected back into space at this time, may have caused the ice to recede back toward the poles.

Horizon - Einstein's Unfinished Symphony

PART OF THE BBC SERIES, HORIZON: Einstein's Unfinished Symphony discusses the equations this great scientist was working on during the latter part of his years, and how he was ill-considered and oftentimes ridiculed amongst his peers because of it.

Horizon - What Makes a Genius?

PART OF THE BBC SERIES, HORIZON: What Makes a Genius attempts to understand the process taking place inside the brains of certain people that makes them unquestionably and undeniable smarter and more creative than the considered average.