There are more than seven billion human beings living on Earth. That sounds like a lot until you imagine all of them sitting in a pile in the Grand Canyon.
Humanity+, an organization that advocates the ethical use of technology to expand human capacities, is holding their annual conference next weekend from December 1-2 at the Seven Hills Conference Center at SF State in San Francisco. The theme for this year's confab is "Writing the Future" — and seeing as that's…
Our genes don't just help determine who we are — they also preserve an incredibly ancient record of who our ancestors were. Our genomes can actually reveal human population sizes dating all the way back to before humans even existed.
There's still a lot we don't know about our evolutionary history, but one generally agreed upon point is that humans originated in eastern Africa, around what's now Ethiopia. But a new genetic study suggests we came from somewhere else entirely.