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.....»»
Extinct swordfish-shaped marine reptile discovered
A team of international researchers from Canada, Colombia, and Germany has discovered a new marine reptile. The specimen, a stunningly preserved meter-long skull, is one of the last surviving ichthyosaurs—ancient animals that look eerily like livin.....»»
Two-meter COVID-19 rule is "arbitrary measurement" of safety
A new study has shown that the airborne transmission of COVID-19 is highly random and suggests that the two-meter rule was a number chosen from a risk 'continuum', rather than any concrete measurement of safety......»»
Poem: "The Way of Karma"
Science in meter and verse -- Read more on ScientificAmerican.com.....»»
Meter-scale plasma waveguides push the particle accelerator envelope
Charged particle accelerators have been a central tool of basic physics research for almost a hundred years, perhaps most famously as "atom smashers" for understanding the elementary constituents of the universe. As accelerators have progressed to ev.....»»
The Parkes dish is still making breakthroughs 60 years after it first gazed at the skies
The CSIRO's 64-meter Parkes Radio Telescope was commissioned on October 31 1961. At the time it was the most advanced radio telescope in the world, incorporating many innovative features that have since become standard in all large-dish antennas......»»
FAST, the World"s Largest Radio Telescope, Zooms in on a Furious Cosmic Source
China’s Five-Hundred-Meter Aperture Spherical Radio Telescope has detected more than 1,600 fast radio bursts from a single enigmatic system -- Read more on ScientificAmerican.com.....»»
Research suggests canals can help the UK to cope with the climate emergency
Research published by The University of Manchester and the Canal & River Trust has shown that the presence of canal water can cool urban areas by up to 1.6°C during heatwaves in a 100-meter-wide corridor along the waterway......»»
FAST, the World"s Largest Radio Telescope, Zooms in on a Furious Cosmic Source
China's Five-hundred-meter Aperture Spherical radio Telescope has detected more than 1,600 fast radio bursts from a single enigmatic system. From a report: Fast radio bursts, or FRBs, are one of the greatest mysteries of our universe. Coming from dee.....»»
The Chevrolet Bolt recall has begun; cars will get new battery packs
The fix takes about two days for a dealership to complete. Enlarge / This is the 60kWh battery pack found inside a Chevrolet Bolt EV. The front of the pack is to the right of the picture, and the hump to the left is the double-stacked.....»»
Vera Rubin Observatory should find five interstellar objects a year, many of which we could chase down with spacecraft
In a year (perhaps two), the Vera C. Rubin Observatory in Chile will become operational and commence its 10-year Legacy Survey of Space and Time (LSST). Using its 8.4-meter (27 foot) mirror and 3.2 gigapixel camera, this observatory is expected to co.....»»
Walmart is virtually giving away this Acer Nitro gaming laptop right now
Looking for a new laptop that will fill up your life meter inexpensively? Score big with this deal on the Acer Nitro 5, currently on sale for $870 at Walmart......»»
"Black widow" pulsar detected in globular cluster NGC 6712
Using the Five-hundred-meter Aperture Spherical radio Telescope (FAST), astronomers have discovered a new pulsar in the globular cluster NGC 6712. The newly found object is a so-called "black widow," and the first radio pulsar identified so far in th.....»»
GM to replace battery modules in recalled Chevy Bolt EVs starting next month
General Motors said Monday it will replace battery modules in recalled Chevrolet Bolt EV and Bolt EUV vehicles as soon as next month now that supplier LG Chem has restarted production of cells at two Michigan factories. Replacement modules, which ar.....»»
Noninvasive eye procedure provides potential pathway for virus, disease carriers
A common eye test could expel tear droplets up to a meter away from the patient, potentially spreading viruses that cause COVID-19 and other pathogens......»»
Chevy expands Bolt recall, instructs owners not to charge overnight indoors
Chevy Bolt owners from 2017 to present day have been instructed to take several steps to ensure minimal risk of charging-related fire by an ongoing General Motors recall. According to the Office of Defects Investigation (ODI) of the National Highway.....»»
GM Recalls 73,000 More of Its Chevy "Bolt" Electric Cars Over Fire Risk
In November GM recalled 69,000 of its "Bolt" electric cars after five reported fires and two minor injuries. Last month they issued a second recall "after at least two of the electric vehicles that were repaired for a previous problem erupted into fl.....»»
General Motors issues third recall for Chevrolet Bolt EVs, citing rare battery defects
General Motors is recalling even more Chevrolet Bolt electric vehicles due to possible battery cell defects that could increase the risk of fire. This latest recall, announced by the automaker on Friday, marks the third time GM has issued the consume.....»»
Amazon removes awkwardly placed Hub lockers from Chicago parks following public complaints, petition
As reported by Block Club Chicago, Amazon was allowed to bolt one of its Hub lockers to the sidewalk in Brands Park. The photos show it taking up a fair chunk of space, meaning anyone opening a door would likely be in the way of pedestrians and wheel.....»»
Researchers find a "fearsome dragon" that soared over outback Queensland
Australia's largest flying reptile has been uncovered, a pterosaur with an estimated seven-meter wingspan that soared like a dragon above the ancient, vast inland sea once covering much of outback Queensland......»»
GM’s earnings dragged down by Chevy Bolt recall
The twice-issued recall for 2017 to 2019 Chevrolet Bolt electric vehicles cost General Motors $800 million, the company said in its second quarter earnings statement Wednesday. Costs associated with fixing defective Bolt batteries make up the lion’.....»»