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Scientists have found over 4,000 exoplanets since the first such world was confirmed orbiting a sunlike star in 1995, according to NASA’s Exoplanet Exploration page. More than half of these discoveries were made by NASA’s Kepler space telescope, which launched in 2009 on a mission to determine how common Earth-like planets are throughout the Milky … Read more
If you wanted to travel to Mars, how long would it take? The answer depends on several factors, ranging from the position of the planets to the technology that would propel you there. According to NASA, a one-way trip to Mars would take about nine months. If you wanted to make it a round-trip, all … Read more
From sea to land to sky, Earth’s systems are contaminated with synthetic substances, and scientists warn it has already pushed the integrity of our planet over the brink. Today, there are about 350,000 human-made chemicals on the market, including plastics, pesticides, industrial chemicals, cosmetic chemicals, antibiotics, and other drugs. The fact this number continues … Read more
A spectacular coral reef has been found between 35 and 70 metres below sea level near Tahiti, and it seems to be in good health despite the global biodiversity crisis Environment 20 January 2022 By Chen Ly The pristine coral reef, newly discovered in deep water near Tahiti @alexis.rosenfeld This spectacular rose-shaped coral has been … Read more
The ongoing volcanic eruption in Tonga began in December 2021, but it wasn’t until 5:15 pm local time on January 15, 2022, that the powerful explosion occurred. It generated an enormous cloud of ash, earthquakes, and tsunamis that reached as far as the distant coastlines of Peru on the other side of the Pacific. … Read more
We often think of supernova explosions as inevitable for large stars. Big star runs out of fuel, gravity collapses its core, and BOOM! But astronomers have long thought at least one type of large star didn’t end with a supernova. Known as Wolf-Rayet stars, they were thought to end with a quiet collapse of their core … Read more
Scientists are warning of an emerging ‘epidemic‘ of myopia or near-sightedness, having observed sharp increases in the adult onset of myopia among late baby boomers. Based on data collected from 107,442 participants in the extensive Biobank program in the UK, people born in the late 1960s are 10 percent more likely to be near-sighted than … Read more
The UK passed a law to help researchers do trials of gene-edited crops, and the chief scientist at the UK’s Department for Food, Rural Affairs & Environment says it would take at least five years for a product to go from research trials to market Environment 20 January 2022 By Adam Vaughan Stacks of wheat … Read more
About 1.3 million deaths were directly caused by drug-resistant bacterial infections in 2019, a global study estimates Health 20 January 2022 By Jason Arunn Murugesu Illustration of drug-resistant Shigella bacteria Stephanie Rossow/CDC More than a million people died from antibiotic-resistant infections across the globe in 2019, hundreds of thousands more than malaria or HIV/AIDS, according … Read more
In less than 24 hours the Bulletin of the Atomic Scientists will update the Doomsday Clock. It’s currently at 100 seconds from midnight – the metaphorical time when the human race could destroy the world with technologies of its own making. The hands have never before been this close to midnight. There is scant … Read more