Spectacular Jupiter image from James Webb Space Telescope

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Black and white image from 1961 of many rabbits gathered to drink around a small water hole in the Australian outbackMedia.nature.com/lw800/magazine-assets/d41586-022-02315-5/d41586-022-02315-5_23387998.jpg”/>

Rabbits have had a disastrous affect on Australian agriculture and native vegetation.Credit: Bettman/Getty

Australia’s invasive rabbit inhabitants in all probability originated from a cargo of two dozen wild English rabbits that arrived close to Melbourne on Christmas Day 1859. A genomic evaluation discovered that Oryctolagus cuniculus’s wild ancestry in all probability gave it a bonus over earlier arrivals. “That single event triggered this enormous catastrophe, ecologically and economically, in Australia,” says evolutionary geneticist and examine co-author Francis Jiggins.

Nature | 4 min learn

Reference: PNAS paper

Anthony Fauci, who has been the highest infectious-diseases adviser within the United States for nearly 40 years, will depart his management roles in December. From the AIDS epidemic to the COVID-19 pandemic, the enduring medical chief has suggested seven US presidents on quite a few outbreaks. “Dr Fauci is the most dedicated public servant I have ever known,” says former US National Institutes of Health director Francis Collins. “His contributions have saved countless lives from HIV/AIDS, Ebola and SARS-CoV-2, and will stand as profoundly significant gifts to humanity.” But don’t name it retirement, says the 81-year-old Fauci. “I plan to pursue the next phase of my career while I still have so much energy and passion for my field.”

Nature | 5 min learn

Cognitive neuroscientists have demonstrated that stimulating the brains of adults aged over 65 with weak electrical currents repeatedly over a number of days led to reminiscence enhancements that persevered for as much as a month. They used transcranial alternating present stimulation, a non-invasive technique involving electrodes positioned on the floor of the scalp. Zapping the dorsolateral prefrontal cortex — a area close to the entrance of the mind — with high-frequency electrical currents improved long-term reminiscence. Stimulating the inferior parietal lobe, which is additional again within the mind, with low-frequency electrical currents boosted working reminiscence.

Nature | 5 min learn

Reference: Nature Neuroscience paper

The Arctic treeline is transferring at a worrying tempo. A examine has discovered that white spruce (Picea glauca) timber are spreading north within the Alaskan tundra at greater than 4 kilometres per decade — quicker than any conifer treeline ever measured. “When you see trees growing, you know that the climate has really shifted,” says ecologist and co-author Roman Dial. “It’s not like five years of weather, or ten years of weather. It’s 30 years of climate that’s established new trees in new places.” The spruce timber, in flip, contribute to additional warming as a result of they replicate much less daylight than the snow that used to cowl the identical land.

Wired | 7 min learn

Reference: Nature paper

Features & opinion

Civil engineer Briony Rogers works on tasks that handle the strain that exists between cities and water: they’re generally positioned subsequent to vital water sources, akin to rivers, however many have been developed in ways in which dislocate them from their water environments, akin to by draining swampland. In Australia, identified for its droughts and floods, Rogers is investigating not solely how one can insulate cities towards water shocks, but in addition how one can use water to make them extra habitable and wholesome.

Nature | 5 min learn

This article is a part of Nature Spotlight: Smart cities, an editorially impartial complement.

Image of the week

Jupiter is shown in stunning detail with glowing polar auroras gleaming in icy blue and the faint dots of two tiny moons.Media.nature.com/lw800/magazine-assets/d41586-022-02315-5/d41586-022-02315-5_23399070.jpg”/>

This picture of Jupiter was taken with the James Webb Space Telescope’s Near-Infrared Camera. The digicam captures infrared gentle, which right here has been mapped into the seen spectrum. The picture exhibits Jupiter’s aurora gleaming over its poles, its faint rings and its two tiny moons: Amalthea is the brilliant pinpoint of sunshine to the left of the planet, and Adrastea may be very faint midway between the 2, on the fringe of a hoop. The fuzzy spots within the decrease background are in all probability galaxies photobombing the Jovian view. The picture was produced by Judy Schmidt, who works on telescope information as a passion, in collaboration with planetary scientist Ricardo Hueso. The Webb picture is shockingly good, says planetary astronomer Imke de Pater. “It’s really remarkable that we can see details on Jupiter together with its rings, tiny satellites, and even galaxies in one image.” (NASA James Webb Space Telescope weblog | 5 min learn) Credit: NASA, ESA, Jupiter ERS Team; picture processing by Ricardo Hueso (UPV/EHU) and Judy Schmidt


Biochemist Jennifer Doudna, whose analysis paved the best way for CRISPR–Cas9 gene enhancing, considers tutorial life, the dangers of her discovery and why she desires about browsing on tsunamis. (The New York Times Magazine | 10 min learn)

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