Tag Archives: quot

[ad_1] We know that spending hours after hours sitting is not good, but how much exercise is needed to counter the negative health impact of a day at the desk? A new study suggests that about 30-40 minutes a day of sweating should do this. Up to 40 minutes of …

[ad_1] An Egyptian mummy decorated with a portrait of a woman contained a surprise: the body of a child who was only 5 years old when he died. Now, scientists have learned more about the mysterious girl and her burial, thanks to high-resolution scans and X-ray “microbeams” that targeted very …

[ad_1] In June 1670 – almost exactly 350 years ago – the French astronomer Voituret Anthelme recorded a “new” star in the sky. In the northern constellation of Vulpecula, a point of light flared up in brightness before gradually fading from the naked eye over a year later. The event …

[ad_1] Before starting the mining of precious metals in the darkness of the deep sea, we could try to turn on the light first and observe our surroundings. In this seemingly isolated abyss, more than 3,000 meters (9,800 feet) below sea level, scientists were able to persuade a huge swarm …

[ad_1] Ants are rather organized little creatures. Highly social insects, they know how to forage, build complicated nests, steal pantry snacks, and generally take care of the queens and the colony, all working together. Leaf cutter ants increase this collaboration by several levels. Colonies of leaf cutter ants like Acromyrmex …

[ad_1] The powerful Arecibo telescope will be closed forever, the US National Science Foundation decided. But the radio telescope that brought us confirmation of the first exoplanet in 1992 will undoubtedly live in the hearts and minds of scientists, many of whom have turned to social media to mourn the …

[ad_1] Every so often, the Earth reminds us that it is able to release a furious energy. Case in point: Scientists have just detected a new extreme in hotspots of lightning activity called “superbolt” – intense lightning that glows up to 1,000 times brighter than typical lightning. The observations come …

[ad_1] An experimental new treatment for chronic pain appears to provide substantial relief in some of those with advanced degenerative arthritis. Recently, scientists have begun to treat chronic pain using electrical currents, produced by powerful radio waves, which “stun” certain nerves and slow down pain signals directed to the brain. …

[ad_1] In churches, on cruise ships and even in the White House, widespread events that can make dozens, even hundreds, of people sick have illustrated the potential for coronavirus contagion in dramatic bursts. Experts say these large clusters are not just extreme outliers, but rather the likely primary driving force …

[ad_1] Leonardo da Vinci is famous for his elaborate and nuanced works of art and advanced technological ideas. But new research has revealed another level of complexity to his designs: a hidden world of tiny life forms on his artwork. The findings, the researchers said, could help build a “catalog” …