Astronomers detect hot gas bubble swirling around the Milky Way’s supermassive black hole

This shows a still image of the supermassive black hole Sagittarius A*, as seen by the Event Horizon Collaboration (EHT), with an artist’s illustration indicating where the modeling of the ALMA data predicts the hot spot to be and its orbit around the black hole . Credit: EHT Collaboration, ESO/M. Kornmesser (Acknowledgment: M. Wielgus) Using … Read more

African migratory birds threaten by hot, dry weather

Flamingoes feed in the popular Berg River estuary in Veldrif, South Africa, Monday Sept. 14, 2020. The alteration of weather patterns like the ongoing drought in east and central Africa chiefly driven by climate change is severely undermining natural water systems devastating livelihoods and now threatening the survival of most of the world’s famed migratory … Read more

Fruit fly study reveals a thermometer brain circuit promoting midday siesta on hot days

Current Biology (2022). DOI: 10.1016/j.cub.2022.07.060″ width=”800″ height=”530″/> Graphical abstract. Credit: Current Biology (2022). DOI: 10.1016/j.cub.2022.07.060 On the hottest summer days, you may find yourself dozing off in the middle of the day. In some parts of the world, it’s a cultural norm to schedule “siestas” and shutter businesses during the warmest hours of the day. … Read more

Florida, Texas, Central US could see the biggest increase in hot days, new modeling shows

Credit: CC0 Public Domain A new report examines how dangerously high temperatures could increase over the next 30 years and reveals a grim outlook for much of the nation, especially a vast swath of the central US where residents aren’t accustomed to extreme heat. South Florida is forecast to see the biggest increases in the … Read more

Hot on trail of causes of rapid ice sheet instabilities in climate history

The research vessel Maria S. Merian leaving the harbor of St. John’s (Canada). As a participant on Expedition MSM 39 (2014), Lars Max, along with other researchers, obtained the sample material for this study. Credit: MARUM—Center for Marine Environmental Sciences, University of Bremen; D. Kieke Extreme cooling events during the last glacial period, known as … Read more

Lakes are in hot water as climate change creates a cauldron of issues

Typical Nova Scotia recreational lake located near Halifax, Nova Scotia, Canada. Credit: Joshua Thienpont / Queen’s University, Kingston, Ontario As intense heatwaves grip the United Kingdom, Spain, France and Portugal—at times exceeding temperatures of 40 C—as well as parts of North America and Asia, lakes around the world are feeling the heat from climate change, … Read more

One year on this giant, blistering hot planet is just 16 hours long — ScienceDaily

The hunt for planets beyond our solar system has turned up more than 4,000 far-flung worlds, orbiting stars thousands of light years from Earth. These extrasolar planets are a veritable menagerie, from rocky super-Earths and miniature Neptunes to colossal gas giants. Among the more confounding planets discovered to date are “hot Jupiters” — massive balls … Read more