What If Half the Earth’s Population Was Wiped...

Let NetSuite show you how they’ll benefit your business with a FREE Product Tour at www.netsuite.com/WHATIF We've explored a lot on this planet, but how deeply have we truly gone? The Earth's core is over 6000km deep...and the deepest we've drilled is roughly 12km! Not even 1%, a ...  Show more

Go to the Great Courses Plus and receive the first month for FREE: thegreatcoursesplus.com/whatif Normally the idea of gorging yourself exclusively with sugar for 30 days would be a hypothetical, but over the holidays, it might not be. Peter and Richard and joined by the author o ...  Show more

Our planet is getting rather cosy. In just over 200 years, the global population has grown from 1 billion to almost 7.5 billion – and the best estimates suggest it’s going to keep on increasing. But just how far can it go? When will we reach ‘peak human’? That’s what CrowdScience ...  Show more

By 2050, an estimated 10 billion people will live on earth. How are we going to provide everybody with basic needs while avoiding the worst impacts of climate change? In a talk packed with wit and wisdom, science journalist Charles C. Mann breaks down the proposed solutions and f ...  Show more

So, in the list of bad actors for the planet there's been the ice age, the asteroid that killed the dinosaurs, and then … us? Yeah, it really looks like that sometimes. But we've got hope! So what can humans do to steer clear of steering the planet into seemingly inevitable doom? ...  Show more

Is Earth due for a mass extinction? Population ecologists think so. Check out this HowStuffWorks podcast to learn more mass extinctions.

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