Monthly Archive: April 2022
A portrait of Harriet Tubman in 1878. Library of Congress/Getty Images – By Kate Clifford Larson, Visiting Scholar Women’s Studies Research Center, Brandeis University Published: 2022 Apr 28 – Harriet Tubman was barely 5 feet tall and didn’t have a dime to her …
Researchers have created and tested a light field camera with the greatest depth of field ever demonstrated, keeping everything between 3 cm and 1.7 km from the lens in focus. NIST – By Loz Blain 2022 Apr 29 – In photography, depth of field …
Artist’s impression of a superconducting chip. TU Delft – By Loz Blain 2022 Apr 28 – A TU Delft team has demonstrated a one-way superconductor that gives zero resistance in one direction, but blocks current completely in the other. The discovery, long thought impossible, …
An artist’s illustration of how the newly discovered large megaraptor Maip macrothorax might have looked in life. Agustín Ozán – By Michael Irving 2022 Apr 28 – Paleontologists have discovered the largest raptor dinosaur ever found. The new species, known as Maip macrothorax, was …
David Kaye, Jillian York, Jeff Kosseff and Roger NcNamee discuss the choices at the billionaire’s disposal. “Twitter is a global platform in which Musk’s clichéd first amendment zealotry will confront some hard realities.” Photograph: Nikolas Kokovlis/NurPhoto/REX/Shutterstock – By Johana Bhuiyan Last modified on …
An ultra-pure diamond wafer (right) measuring 5 cm (2 in) in diameter that could be used for high-density data storage. The small square to the left is the usual size of diamond wafers possible using older manufacturing techniques. Saga University – By Michael Irving …
An artist’s illustration of an asteroid delivering nucleobases (seen as molecular models) to early Earth. NASA Goddard/CI Lab/Dan Gallagher – By Michael Irving 2022 Apr 27 – How life on Earth first arose is one of the most profound mysteries of science, and evidence …
Hypersonic missiles can change course to avoid detection and anti-missile defenses. U.S. Air Force graphic – By Iain Boyd, Professor of Aerospace Engineering Sciences, University of Colorado Boulder Published: 2022 Apr 15 – Russia used a hypersonic missile against a Ukrainian arms depot …
The Atolla reynoldsi is one of three formally identified new specimens of Atolla jellyfish floating in the depths of Monterey Bay. A new species of deep-sea crown jelly, Atolla reynoldsi, discovered by MBARI researchers. Photograph: © 2014 MBARI Seascape: the state of our …
Virtual real estate is all the rage, but do purchasers end up owning what they see on their screens? Courtesy Decentraland – By João Marinotti, Associate Professor of Law, Indiana University Published: 2022 Apr 21 – In 2021, an investment firm bought 2,000 …
