A new way to characterize habitable planets

A new way to characterize habitable planets

Dramatic plumes spray water ice and vapor from many locations along the famed “tiger stripes” near the south pole of Saturn’s moon Enceladus. The tiger stripes are four prominent, approximately 84-mile- (135-kilometer-) long fractures that cross the moon’s south polar terrain. Credit: NASA/JPL-Caltech/Space Science Institute For decades, science fiction authors have imagined scenarios in which … Read more

World will look back at 2023 as year humanity exposed its inability to tackle climate crisis, scientists say | Climate crisis

World will look back at 2023 as year humanity exposed its inability to tackle climate crisis, scientists say | Climate crisis

The hottest year in recorded history casts doubts on humanity’s ability to deal with a climate crisis of its own making, senior scientists have said. As historically high temperatures continued to be registered in many parts of the world in late December, the former Nasa scientist James Hansen told the Guardian that 2023 would be … Read more

2,400-year-old stone map of constellations discovered in Italy: Study

2,400-year-old stone map of constellations discovered in Italy: Study

(NewsNation) — A detailed map of the night sky, dating back over 2,400 years, was recently discovered by researchers in Italy, according to a study published last month. According to the study, titled “Possible stellar asterisms carved on a protohistoric stone,” two circular white stones were found at an ancient fort in northeastern Italy. One of … Read more

Sniffing women’s tears reduces aggressive behavior in men, researchers report

Sniffing women’s tears reduces aggressive behavior in men, researchers report

New research, publishing December 21 in the open access journal in PLOS Biology, shows that tears from women contain chemicals that block aggression in men. The study led by Shani Agron at the Weizmann Institute of Science, Israel, finds that sniffing tears leads to reduced brain activity related to aggression, which results is less aggressive … Read more

These creepy crawlies could be Florida’s next big invasive threats, scientists say

These creepy crawlies could be Florida’s next big invasive threats, scientists say

Credit: Unsplash/CC0 Public Domain Florida has long been home to an unnatural assortment of creatures from faraway lands and habitats, and these tourists turned permanent residents have wreaked havoc on the natural ecosystem. You can thank the Burmese pythons slithering around the Everglades for the lack of marsh rabbits, and the Asian swamp eels are … Read more

US military space plane blasts off on another secretive mission

US military space plane blasts off on another secretive mission

(AP) — The U.S. military’s X-37B space plane blasted off Thursday on another secretive mission that’s expected to last at least a couple of years. Like previous missions, the reusable plane resembling a mini space shuttle carried classified experiments. There’s no one on board. The space plane took off aboard SpaceX’s Falcon Heavy rocket from … Read more

New reptile on the block: A new iguana species discovered in China

Sniffing women’s tears reduces aggressive behavior in men, researchers report

A new iguana joins Asia’s rich reptile fauna, officially described as new to science in the open-access journal ZooKeys. “From 2009 to 2022, we conducted a series of field surveys in South China and collected a number of specimens of the Calotes versicolor species complex, and found that the population of what we thought was … Read more