[ad_1] At one point in Earth’s 4.5 billion year old history, its fully liquid iron core cooled enough to form a solid ball in the center. Today, the core of our planet consists of a solid iron inner core surrounded by a molten iron outer core, but it has proven quite difficult to pinpoint exactly … Read more
[ad_1] Just before a tiny puppy died during the last ice age, he ate a piece of meat from one of Earth’s last woolly rhinos. The researchers made this discovery by performing an autopsy (an animal autopsy) on the mummified remaining ice Age puppy. After finding a patch of undigested skin with yellow fur in … Read more
[ad_1] A new image of comet NEOWISE shows that it survived its encounter with the sun intact. The image, taken by the Hubble Space Telescope on August 8, shows dust and gas coming out of the comet as it emerged from behind the sun. This glow measures approximately 11,000 miles in diameter in the image … Read more
[ad_1] The Japanese icebreaker ship Shirase near the tip of the Shirase Glacier during the 58th Japanese Antarctic Research Expedition. (Photo by Kazuya Ono). Credit: Kazuya Ono The ice is melting at a surprisingly rapid rate under the tongue of the Shirase Glacier in East Antarctica due to the continuous influx of warm seawater into … Read more
[ad_1] Researchers have spotted specimens of an incredibly rare species of elephant shrew for the first time in more than half a century. The creatures were on the “lost species” list and no one knew whether they were extinct or not. Tiny shrews will now be studied in more detail for the first time. When … Read more
[ad_1] A new device capable of producing carbon-neutral fuel marks a major breakthrough on the path to “artificial photosynthesis”, according to the scientists who created it. The stand-alone device can convert sunlight, carbon dioxide, and water into clean, cordless energy without outside electricity, according to the Cambridge researchers who built it. They hope this can … Read more
[ad_1] The lens can be used to produce high resolution images with a wide field of view. It can serve as a camera lens in smartphones and can be used in other devices that depend on sensors (high resolution wide angle selfie obtained using metalens. Credit: Augusto Martins / USP The lens can be used … Read more
[ad_1] For the first time in more than 16 months, a SpaceX Falcon 9 rocket thruster has been spotted heading west toward the company’s California platform, a sure sign that the next West Coast launch is just on the horizon. First spotted in West Texas on August 20, the Falcon 9 booster – wrapped in … Read more
[ad_1] This site can earn affiliate commissions from the links on this page. Terms of use. The Late Devonian Extinction is one of the five major extinction events that have occurred on Earth. It is not unusual for scientists to argue over the causes of a mass extinction event – of the five, the only … Read more
[ad_1] A new device is able to absorb sunlight, carbon dioxide and water to create a new carbon-neutral fuel without any external source of electricity, say its developers. The University of Cambridge experts behind the device say it uses a form of “ artificial photosynthesis ” – the process plants use to convert sunlight into … Read more