Science

[ad_1] Posted on September 29, 2020 in Astronomy, Science One of the countless unsolved mysteries about the red planet is why ancient Mars had liquid water. At the beginning of the planet’s history, Mars only received a third of today’s Earth’s sunlight, which shouldn’t be enough heat to hold water. …

[ad_1] The World Health Organization, together with its global partners in the fight against the COVID-19 pandemic, has announced that it will provide 120 million rapid diagnostic antigen tests to people in low- and middle-income countries over the next six months. The tests represent a “massive increase” in testing around …

[ad_1] Colored scanning electron micrograph of a dying cell (blue) heavily infected with SARS-CoV-2 (yellow), the virus that causes COVID-19. Credit: NIAID Integrated Research Facility, Fort Detrick, Maryland. A tool designed to detect viral history in a drop of blood has been improved in the era of COVID-19. VirScan, a …

[ad_1] TThe principles of managing infectious disease outbreaks, whether measles, tuberculosis, or Covid-19, are similar. Identify who has been infected by testing for the disease, find out where they acquired the infection and who may also have been infected by tracing contacts, and stop the spread by asking those affected …

[ad_1] Scientists believe their groundbreaking discovery points to several salty ponds under the ice that cover the south pole region of Mars. Liquid water is a key ingredient of life as we know it and its discovery could have important implications for scientists. According to the US space agency NASA, …

[ad_1] Cardiovascular disease is the world’s leading cause of death and a factor in COVID-19 death rates. Progress in heart disease is slowing in the United States. We need a systems approach to building healthier communities that are less vulnerable to cardiovascular disease. As nations grapple with the coronavirus pandemic, …

[ad_1] reviewed by Emily Henderson, Bachelor of Science29 September 2020 A major new study has identified 2,085 excess deaths in England and Wales due to heart disease and stroke during the peak of the COVID-19 pandemic. On average, that’s 17 deaths a day for four months that probably could have …

[ad_1] The researchers say that if you’re concerned about paradoxes in time travel, you shouldn’t be. Based on a large amount of complex math, the team says they have determined that the paradoxes related to time travel would correct themselves. For example, you could go back and interact with your …

[ad_1] We finally know what kind of radiation environment future moonwalkers will enter. Astronauts jumping on the lunar surface It will absorb about 60 microsieverts of radiation per hour, a new study reports. That’s 5 to 10 times higher than the rate experienced on a transatlantic passenger flight and roughly …

[ad_1] The CHEOPS space telescope provided details to scientists on the planet called WASP-189b, an extreme planet by most metrics. This planet is about 20 times closer to its closest star than our Earth is to our Sun. This planet is more than 1.6 times bigger than Jupiter, which in …