Collection of scientific news: Giant marine reptile fossils found high up in the Swiss Alps;  One fifth of the world's reptile species believed to be threatened with extinction and more

Collection of scientific news: Giant marine reptile fossils found high up in the Swiss Alps; One fifth of the world’s reptile species believed to be threatened with extinction and more

Below is a summary of the current scientific news summaries.

Catch a falling rocket with a helicopter? Yes, that’s the plan

Small rocket builder Rocket Lab USA Inc is gearing up for a mission that seems more appropriate for a high-budget action movie: to capture a four-story falling rocket with a helicopter. The Long Beach, California-based company is trying to reduce the cost of space flights by reusing its rockets, a trend pioneered by billionaire tech entrepreneur Elon Musk, SpaceX.

Argentine scientists discover the fossil of the largest rapacious dinosaur

A team of Argentine paleontologists digging in Patagonia has discovered the remains of the largest dinosaur belonging to the raptor family ever recorded. The dinosaur, a new species called Maip macrothorax, was between nine and 10 meters (29.5 and 32.8 feet) long, while other “megaraptors” were no longer than nine meters, said one of the scientists who participated. discovering, Mauro Aranciaga Rolando.

Mental health problems in children increased during the pandemic; awareness and use of COVID treatments is low

Below is a summary of some recent studies on COVID-19. They include research that requires further study to corroborate the findings and that has yet to be certified by a peer review. Pandemic linked to mental health problems in children

Sanders seeks to cut the $ 10 billion funding proposal for NASA’s new lunar lander

US Senator Bernie Sanders called on lawmakers to eliminate the language from a bill that would finance the development of a new lunar lander for NASA, a move seen as part of the senator’s effort to cancel federal funds that could go to companies. owned by billionaire Jeff Bezos. The provision is part of a large bill that would provide $ 52 billion in semiconductor manufacturing subsidies and authorize additional funds to increase U.S. competitiveness and scientific research.

One fifth of the world’s reptile species believed to be at risk of extinction

About one-fifth of reptile species – from Galapagos tortoises to Indonesian islands’ Komodo dragon, West African rhinoceros viper to Indian gharial – are threatened with extinction, the researchers said Wednesday in the first global assessment of the global state of reptiles. . The study looked at 10,196 reptile species including turtles, crocodiles, lizards, snakes and the tuatara, the only surviving member of a lineage that dates back more than 200 million years. They found that 21% of the species are critically endangered, endangered or vulnerable to extinction as defined by the International Union for Conservation of Nature (IUCN), the global authority on the state of species. They also identified 31 species that have already gone extinct.

The last crew of 4 astronauts was welcomed aboard the International Space Station

Four astronauts, three from NASA and one from the European Space Agency, arrived at the International Space Station (ISS) on Wednesday and docked their SpaceX capsule, just two days after the last crew to leave the outpost. orbiting has returned to Earth. The Crew Dragon capsule’s appointment with the station less than 16 hours after launch from NASA’s Kennedy Space Center in Cape Canaveral, Florida, marked one of Elon Musk’s fastest SpaceX flights to the ISS from takeoff to docking. commentators on the NASA webcast said.

Giant marine reptile fossils found high up in the Swiss Alps

Fossils of some of the largest creatures to ever swim in Earth’s oceans – whale-sized marine reptiles called ichthyosaurs – have been found in a counterintuitive place: atop three mountains in the Swiss Alps up to 8,990 feet (2,740 meters). ) above sea level. Scientists on Thursday described the rib and vertebrae fossils of two ichthyosaur individuals: one about 69 feet (21 meters) long and the other about 49 feet (15 meters). They described from a third individual the largest known tooth of any ichthyosaur with a base 2.4 inches (6 cm) wide and an estimated length of 6 inches (15 cm) suggestive of a fearsome predator.

(With input from agencies.)

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