Genetics: Fungi that live on eucalyptus roots can control trees’ gene activity

Eucalyptus trees rely on root fungi to source nutrients and water – but the fungi actually control the genetic development of the tree roots by releasing tiny chunks of RNA Life 10 January 2022 By Michael Le Page Pisolithus microcarpus mycorrhizal root tips on Eucalyptus grandis Jonathan Plett A root fungus that helps eucalyptus trees … Read more

Rebuilt New Orleans Levees Saved Lives and Property

Hurricane Ida, which cut a path of destruction from Louisiana to New York last year, is being recognized as one of the most destructive storms in U.S. history and the world’s costliest natural disaster in 2021. But the Category 4 hurricane also is becoming a poster child for government spending on flood protection. Analysts say … Read more

Stars might be forming much faster than expected, new study suggests

Stars might be born much faster than previously expected, a new study by scientists using China’s huge radio super telescope has found.  Chinese astronomers used the Five-hundred-meter Aperture Spherical Telescope (FAST), the largest radio-telescope in the world, to probe the magnetic field inside a molecular cloud called Lynds 1544. Located in the Taurus constellation, some … Read more

Clitoris evolution: What dolphins reveal about female sex organs

By Jessica Hamzelou Bottlenose dolphins are “hypersexual creatures” imageBROKER / Alamy Stock Photo Patricia Brennan has forged a controversial career in studying the twist and turns of the evolution of animal genitalia. A biologist based at Mount Holyoke College in South Hadley, Massachusetts, her latest research suggests that bottlenose dolphins have clitorises that have evolved … Read more

White House calls for consistent rules for disclosing foreign research funding | Science

President Joe Biden’s administration last week ordered federal agencies to draft uniform policies describing the outside sources of funding that scientists must disclose when they apply for federal grants, and the penalties for failing to do so. Research groups welcome the directive, but wish it had also specified what kinds of foreign collaborations might get … Read more

Should Disney reboot Alien vs. Predator?

Next up for the Alien and Predator franchises are a TV series led by Noah Hawley and a new film titled Prey respectively. Both stories appear to be breaking away from previous instalments and looking to expand their universes’ horizons. While all that sounds like a refreshing change of pace, there may be something worth … Read more

Corkscrew-shaped robot swims through blood and delivers thrombolytic drugs

Laboratory tests show a tiny robot with a helical propeller inspired by bacteria can swim through veins and deliver clot-busting drugs Technology 10 January 2022 By Alex Wilkins Illustration of a blood clot and, inset, the helical microrobot CHRISTOPH BURGSTEDT/Getty Images/Science Phot Library. Inset: Qianqian Wang, Xingzhou Du, Dongdong Jin, and Li Zhang A corkscrew-shaped … Read more

Landmark Webb Observatory Is Now Officially a Telescope

After several tense days of unfurling and clicking its various parts into place, the biggest and most sophisticated space telescope ever launched is now complete. On 8 January, NASA’s James Webb Space Telescope slowly swung the last 3 of its 18 hexagonal mirror segments into position, locking them together into one 6.5-metre-wide, gold-coated cosmic eye. … Read more

Juno solves mystery of what drives Jupiter’s polar cyclones

Giant cyclones around the poles of the solar system’s largest planet are generated by the same forces that move water in Earth’s oceans, a new study has found.  Jupiter’s gargantuan polar cyclones, which are up to 620 miles (1,000 kilometers) across, were first spotted in 2016 by NASA’s probe Juno. Since then, scientists have speculated … Read more