Texas' record heat is putting the state's power grid to the test this summer.
Driving the news: The Texas power grid operator is asking people to conserve electricity this week as temperatures hover above 100 degrees in most of the state's major cities.
By the numbers: The Washburn Fire that was first reported last Thursday near the Washburn Trail in the Mariposa Grove area of the park had burned across at least 2,044 acres by Sunday evening, according to InciWeb, an interagency website that tracks wildfires.
Nature uses 57 ways to make the more than 5,600 minerals on Earth, scientists reported earlier this month.
Why it matters: Minerals are currently classified by their structure and composition — what they are. Adding information about how and when a mineral formed could help scientists spot signs of life on other planets and understand the origins of it here on Earth.
