Pushing off vertical surface helped squirrels adjust their speed for a better landing.
Blue Origin’s powerful BE-4 engine is more than four years late—here’s why
“This is a success oriented approach, but it could definitely backfire.”
Coronavirus live news: Japan experts urge nationwide state of emergency as Sydney suffers worst pandemic day
Advisers to government in Tokyo say Covid surge requires harsher measures, while Australian state of NSW announces 262 new casesUS disputes WHO call to delay Covid booster shots to help poorer nationsFully vaccinated UK arrivals from France will not ne…
Indiana University wins in suit over its mask, vaccine mandates
But state laws that block these precautions are also likely to be legal.
The bumblebee flies anyway
Take a look at Opener’s battery-powered VTOL BlackFly and its simulator. If classified as an ultralight, no license would be required for operation in the United States.
Retracted COVID Paper Lives on in New Citations
Researchers around the world have continued breathing new life into a retracted study, which suggested that common antihypertensive medications were harmful in patients with COVID-19. From a report: Published online on May 1, 2020 in the New England Jo…
WHO calls for global moratorium on COVID boosters until end of September
WHO aims to get 10% of every country vaccinated by the end of September.
Australian mathematician discovers applied geometry engraved on 3,700-year-old tablet
Old Babylonian tablet likely used for surveying uses Pythagorean triples at least 1,000 years before PythagorasAn Australian mathematician has discovered what may be the oldest known example of applied geometry, on a 3,700-year-old Babylonian clay tabl…
Starliner delayed again, and its launch window may close soon
“We’re going to let the data lead our work.”
アプリで人の性格は変わるのか？ 3カ月にわたる調査の結果
アプリを毎日使うことで、性格を変えることはできるのか──。 1,500人以上を対象に3カ月にわたって実施された研究の結果がこのほど発表された。研究結果によると、どうやらアプリで性格を“変える”ことは可能なようだが、いくつかの制約もある。
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