If Dilophosaurus ran the 100-meter against Usain Bolt, who would win?
Eight-time Olympic gold medalist would beat the Jurassic beast by a good 2 seconds. Enlarge / University of Toledo physicist Scott Lee came up with the exercise to inspire undergrads in his introductory physics course. (credit: Aurich.....»»
GM recalls Bolt EVs once again over fire risks
Devindra Hardawar Contributor Devindra Hardawar is a Senior Editor at Engadget. GM is issuing a second recall for 2017 to 2019 Bolt EVs over potential fire issues. The company says it plans to replace defective batteries, but until it can do so it.....»»
Two more battery fires spark second Chevrolet Bolt EV recall
GM and LG Chem found a second issue and will replace battery modules. Enlarge / For now, it's time to unplug when you get to 90 percent state of charge. (credit: Chevrolet) In November 2020, General Motors issued a recall of the Chevrolet Bol.....»»
Signs of life on Mars? Perseverance rover begins the hunt
NASA's Mars 2020 Perseverance rover has begun its search for signs of ancient life on the Red Planet. Flexing its 7-foot (2-meter) mechanical arm, the rover is testing the sensitive detectors it carries, capturing their first science readings. Along.....»»
Selfie comes with a lightning bolt and hospitalization
It’s the kind of selfie that you really wouldn’t want to take, but it has to be said that the resulting photo is rather extraordinary......»»
General Motors Tells Chevy Bolt Owners To Park Outside Because Batteries Could Catch Fire
General Motors is telling owners of some older Chevrolet Bolts to park them outdoors and not to charge them overnight because two of the electric cars caught fire after recall repairs were made. A Slashdot reader shares a report: The company said Wed.....»»
NHTSA urges some Chevy Bolt owners to park their car away from home, citing fire risk
Chevrolet Bolts are back in the news — this time for another consumer alert issued by the National Highway Traffic and Safety Administration, less than a year after the agency issued a recall for a similar issue. NHTSA is recommending owners of.....»»
$350 Million "Palace On Rails" Luxury Train Concept Unveiled
French designer Thierry Gaugain, known for his impressive yacht designs, including Apple co-founder Steve Jobs' 80-meter vessel Venus, is conceptualizing a $350 million luxury train "envisioned for one unique owner," says Gaugain. CNN reports: Descri.....»»
Researchers statistically analyze small-scale magnetic reconnections
Dr. Xue Zhike's group from Yunnan Observatories of the Chinese Academy of Sciences statistically studied six small-scale magnetic reconnections for the first time using the high-resolution data obtained by the 1-meter New Vacuum Solar Telescope (NVST.....»»
Chinese astronauts make first spacewalk outside new station
Two astronauts on Sunday made the first spacewalk outside China's new orbital station to set up cameras and other equipment using a 15-meter-long (50-foot-long) robotic arm......»»
Rocket startup Gilmour Space raises $46M Series C to take its small launch vehicle to orbit
Australian rocket launch startup Gilmour Space Technologies is betting that bigger isn’t always better. The company has developed a small launch vehicle it calls Eris, a 25-meter (82 foot) rocket that can deliver a payload of up to 215 kilograms (4.....»»
Rocket startup Gilmour Space raises $46M Series C to take small launch vehicle to orbit
Australian rocket launch startup Gilmour Space Technologies is betting that bigger isn’t always better. The company has developed a small launch vehicle it calls Eris, a 25 meter (82 foot) rocket that can deliver payload of up to 215 kilograms (474.....»»
There Could Be Many More Earth-Sized Planets Than Previously Thought
New findings from a team using the international Gemini Observatory and the WIYN 3.5-meter Telescope at Kitt Peak National Observatory suggest that Earth-sized worlds could be lurking undiscovered in binary star systems, hidden in the glare of their.....»»
Astronomers uncover evidence that there could be many more Earth-sized planets than previously thought
Some exoplanet searches could be missing nearly half of the Earth-sized planets around other stars. New findings from a team using the international Gemini Observatory and the WIYN 3.5-meter Telescope at Kitt Peak National Observatory suggest that Ea.....»»
Someone stabbed a cave bear in the head with a spear 35,000 years ago
It's a rare piece of evidence of people killing cave bears during the Pleistocene. Enlarge (credit: Gimranov et al. 2021) During the last Ice Age, more than 100 cave bears died in Imanay Cave, a 100-meter-long corridor of stone in Russia’s s.....»»
Experts “extremely worried” about Delta variant as US death toll hits 600,000
Vaccines are effective against the variant, but experts worry about low vaccination rates. Enlarge / Combat medics from Queen Alexandra's Royal Army Nursing Corps vaccinate members of the public at a rapid vaccination centre, set up outside Bolt.....»»
Rapamycin changes the way our DNA is stored
Our genetic material is stored in our cells in a specific way to make the meter-long DNA molecule fit into the tiny cell nucleus of each body cell. An international team of researchers at the Max Planck Institute for Biology of Aging, the CECAD Clust.....»»
Xiaomi’s 200 W phone charger goes from 0-100% in 8 minutes
Charge a phone as quickly as gassing up a car. Enlarge / Xiaomi's charging demo. That's a wattage meter on the left. (credit: Xiaomi) Xiaomi has just showed off a new high mark for smartphone charging: a 200 W charging system. The company de.....»»
Researchers explore the surroundings of globular cluster NGC 6809
Using the 4-meter Blanco telescope at the Cerro Tololo InterAmerican Observatory (CTIO), astronomers have mapped the outermost regions of a galactic globular cluster known as NGC 6809. Results of the study, published May 24 on the arXiv pre-print ser.....»»
Watch this jetpack stuntman take on Usain Bolt’s 100-meter record
Watch what happened when British stuntman Richard Browning recently donned his five-engine jetpack in a bid to beat Usain Bolt's 100-meter sprint record......»»
Deep and extreme: Microbes thrive in transition
A lot happens and changes within a thin one-meter-thick transition layer between deep Red Sea water and an expansive underlying brine lake......»»