Science

(A) An artistic poster depicting the autonomous self-healing phenomenon found in nanoscale Ag. (B, C) Sequential high-resolution TEM images showing the autonomous self-healing processes of a nanocrack (B) and nanopore (C) damage, respectively. (D) High-angle annular dark field (HAADF) images and the corresponding geometric phase analysis (GPA) of an overall self-healing process of nanopore. (E) … Read more

An artist’s illustrtaion of the Cluster satellite mission to study Earth’s magentic field. After 24 years diligently studying Earth’s magnetic field, a satellite will mostly burn up over the Pacific Ocean on Sunday during a “targeted” re-entry into the atmosphere, in a first for the European Space Agency as it seeks to reduce space debris. … Read more

Credit: Unsplash/CC0 Public Domain We have used machine learning to identify the biggest plastic pollution hotspots across more than 50,000 towns, cities and rural areas worldwide. Our new global model reveals the most detailed picture of plastic pollution ever created with the highest environmental concentrations in India, predominantly because so much of its waste isn’t … Read more

Credit: Pixabay/CC0 Public Domain Is authoritarian populism finally being rejected by citizens around the world? In 2016, Donald Trump successfully fused his angry frustrations with globalism with false allegations about immigrant rapists. Eight years later, he is still doubling down on identity. But this time around, his message seems worn and brittle. He lacks a … Read more

by Bradley J. Moggridge, Jessica K Weir, Katie Moon and 󠁡Rachel Morgain, The Conversation Kamilaroi Country lies in far northwest New South Wales, past Tamworth and crossing over the Queensland border. Here, the bunyip bird (Australasian bittern, Botaurus poiciloptilus), and the brolga (Grus rubicunda or burraalga in Kamilaroi) have been part of life, lore, spirit, … Read more

This Dec. 2, 2020, file image taken by panoramic camera aboard the lander-ascender combination of Chang’e-5 spacecraft provided by China National Space Administration shows a moon surface after it landed on the moon. Credit: China National Space Administration/Xinhua via AP, File Volcanoes were still erupting on the moon when dinosaurs roamed Earth, new research suggests. … Read more

A northern elephant seal (Mirounga angustirostris) attempts to catch a sablefish (Anoplopoma fimbria), captured by Ocean Networks Canada’s high-definition camera at the Barkley Canyon NEPTUNE observatory site, off the west coast of Vancouver Island, Canada. Credit: Ocean Networks Canada If you’re not susceptible to urban myths and misinformation, there’s a new study from the World … Read more

Credit: Pixabay/CC0 Public Domain The official U.S. food insecurity rate rose to 13.5% in 2023 from 12.8% in 2022, according to data the U.S. Department of Agriculture released on Sept. 4, 2024. That means more than one in eight Americans—about 47 million people—couldn’t get enough food for themselves or their families at least some of … Read more