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Rooftop coatings can keep homes cool — like cooling paper that helps radiate heat away. Or they can trap heat inside, keeping homes warm.

But what is the optimal rooftop coating for homes with both a hot and cold season?

Scientists have come up with an answer: an all-season covering that keeps homes warm in the winter and cool in the summer.

A team from the Tulane University School of Science and Engineering has developed a new family of two-dimensional materials that researchers say has promising applications, including in advanced electronics and high-capacity batteries.

Led by Michael Naguib, an assistant professor in the Department of Physics and Engineering Physics, the study has been published in the journal Advanced Materials.

“Two-dimensional are nanomaterials with thickness in the nanometer size (nanometer is one millionth of a millimeter) and lateral dimensions thousands of times the thickness,” Naguib said. “Their flatness offers unique set of properties compared to bulk materials.”

On 12 May at 15:00 CEST, the European Southern Observatory (ESO) and the Event Horizon Telescope (EHT) project will hold a press conference to present groundbreaking Milky Way results from the EHT.

The ESO Director General will deliver the opening words. EHT Project Director Huib Jan van Langevelde and EHT Collaboration Board Founding Chair Anton Zensus will also deliver remarks. A panel of EHT researchers will explain the result and answer questions from journalists.

Following the press conference, at 16:30 CEST ESO will host an online event for the public via this same streaming link: a live question and answer session where members of the public will have the opportunity to query another panel of EHT experts.

More information: https://www.eso.org/public/announcements/ann22006/

For our inaugural episode of Let’s Talk Longevity, we want to figure out if we are anywhere near Longevity Escape Velocity. Defined as a hypothetical situation in which life expectancy is extended longer than the time that is passing, we decided the best conversation on it would be with its biggest advocate, Dr. Aubrey de Grey, and an equally well-known skeptic of the likelihood of it taking place, Dr. Charles Brenner. This debate did not need hosts!

Join us for the live Q&A on Twitter Spaces this Thursday, May 12th at 12 pm PDT
https://twitter.com/i/spaces/1ypKdEmgDANGW

Also available on Apple Podcasts:
https://podcasts.apple.com/us/podcast/lets-talk-longevity/id1623103254

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