Tuesday, July 2, 2019

Shark tooth lodged in man's foot solves 24-year-old bite mystery - CNET

Scientists didn't expect a shark chomper stuck inside a human body for a quarter century to yield viable DNA. They were wrong.

from CNET https://ift.tt/327blU8

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Heat Domes and Surging Grid Demand Threaten US Power Grids with Blackouts

A new report shows a sharp increase in peak electricity demand, leading to blackout concerns in multiple states. Here's how experts say ...