[ad_1] Bees provide essential services to our ecosystems and are the primary pollinators of many of our staple foods. Yet so far, we haven’t had the data to show where most species are found on the planet, said Dr Alice Hughes of the Chinese Academy of Sciences in Yunnan. [ad_2] Source link
[ad_1] The coronavirus lockdown led to an overall reduction of 20% in the amount of nitrogen dioxide released into the atmosphere between February and June. The NASA analysis looked at the amount of greenhouse gases produced at 5,756 sites in 46 countries. Nitrogen dioxide (NO2) is less common than carbon dioxide, but it is 300 … Read more
[ad_1] A damaged radar dish is shown in a photo taken by a drone after a main cable ruptured at the Arecibo Observatory in Puerto Rico on November 6, 2020, photo courtesy of the University of Central Florida A damaged cable is shown in a photo taken by a drone after a main cable ruptured … Read more
[ad_1] The moment a meteor enters Earth’s atmosphere as a flaming fireball smashes over the ocean near Australia is captured by the research vessel’s cameras Research vessel captures moment a meteor ignites in our atmosphere The meteor was spotted at 9:30 p.m. UTC on Wednesday, outside Tasmania Researchers said it glowed a vivid green before … Read more
[ad_1] A twisted graphene pattern reveals a moiré pattern, key to its striking properties. © 2018 BY YUAN CAO By Charlie WoodNovember 19, 2020 at 12:05 p.m. In 2018, a group of researchers from the Massachusetts Institute of Technology (MIT) performed a dazzling materials science magic trick. They stacked two microscopic graphene cards – sheets … Read more
[ad_1] Why do some materials emit electrons with a very specific energy? It’s been a mystery for decades – scientists at TU Wien have found an answer. This is something quite common in physics: electrons leave a certain material, they fly away and then they are measured. Some materials emit electrons when they are irradiated … Read more
[ad_1] VShina prepares to launch her lunar sample return mission, Chang’e-5. On Tuesday, the 57-meter-long March-5 rocket was deployed at the Wenchang spacecraft launch site in southern China’s Hainan Province. This will be the fifth launch of the Long March-5. According to China’s National Space Administration, the ignition is expected to take place at the … Read more
[ad_1] The “Dueling Dinosaurs” fossil is made up of intertwined T. rex and triceratops skeletons. Friends of the North Carolina Museum of Natural Sciences nonprofit bought it for $ 6 million. The museum will exhibit the fossils from 2022. There, researchers will examine the bones in detail and determine if the dinosaurs actually died in … Read more
[ad_1] A species of caterpillar becomes “ hungry ” – angry with hunger – when food is scarce, a new study finds. Monarch butterfly caterpillars (danaus plexippus) become aggressive fighters in their quest to eat milkweed – a herbaceous plant poisonous to most animals and their favorite food. American researchers found that monarch caterpillars with … Read more
[ad_1] Crew -1 NASA astronauts left to right Pilot Victor Glover, Mission Specialist Shannon Walker, Dragon Crew Commander Michael Hopkins, Astronaut and Japanese Aerospace Agency (JAXA) Mission Specialist Soichi Noguchi and Flight Engineer Kate Rubins hold press conference aboard the International Space Station on Thursday, November 19, 2020 (NASA via AP) The most experienced astronaut … Read more