Viruses influenced gene sharing between Neanderthals and humans

Human evolution used to be depicted as a straight line, gradually progressing from an ape-like ancestor to modern Homo sapiens. But thanks to next-generation sequencing, findings in recent years have shown that it wasn’t quite so orderly. Now, a new study is reporting new details about the role of viruses in shaping evolution, in particular viral interactions between modern humans and Neanderthals.

Fitbit’s updated Charge 3 will be out on October 7th

Fitbit’s latest Charge 3 fitness tracker was announced back in August, and now we know when you’ll be able to buy one: October 7th. The Charge 3 will start at $149.95 for the Core version and $169.95 for the NFC-equipped Special Edition model that supports Fitbit Pay.

The Charge 3 offers a totally overhauled design from the Charge 2, with a high-res touchscreen, a more premium aluminum body, and Gorilla Glass 3 borrowed from the Versa line. It’s also water resistant and features better heart rate and oxygen sensors. But perhaps most importantly, it has an even better battery life: Fitbit claims up to seven days, up from five on the Charge 2.

The Charge 3 will be out on the 7th, but F…

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