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Every day Briefing: The dolphins frolic once more within the Potomac River

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Aromatized digital cigarettes are inflicting a rise in vaping in teenagers and younger adults.Credit score: Spencer Platt / Getty

The US Meals and Drug Administration has quickly withdrawn the marketplace for flavored digital cigarettes. This transfer follows a sequence of deadly lung accidents amongst US vapers, together with many youngsters. There isn’t any definitive trigger for accidents. Public well being officers have lengthy feared that flavors resembling "cupcake" and "bubble gum" are designed to enchantment to younger folks. However it’s unclear whether or not the brand new restrictions on digital cigarette gross sales will impact the well being disaster or the vape wave amongst younger folks.

Nature | 5 min studying

A 1964 tsunami could have initiated the evolution of a mysterious pathogen that killed dozens of individuals within the Pacific Northwest. Researchers have proposed that the fungus Cryptococcus gattii first traveled to the waters of British Columbia and Washington State in ship ballasts. Then, the tsunami, brought on by one of many largest earthquakes recorded within the Northern Hemisphere, may have carried the fungus to the earth, the place it advanced to develop – and in the end, to kill.

BBC | four min learn

Reference: mBio paper

Bottlenose dolphins dwell and breed once more within the iconic Potomac River in the US. The Clear Water Act marked a turning level for the as soon as closely polluted waterway that runs by way of the US capital. The researchers noticed a brand new dolphin within the river in August – the third time that a dolphin start has been reported within the wild.

The Washington Submit | 7 min learn

IN NUMBERS

1.85 billion trillion tons

The full quantity of carbon on Earth, of which 99% is positioned on the backside of the mantle and the core. (New scientist, three min learn)

CHARACTERISTICS AND ADVICE

Buyers and scientists are optimistic about quantum computer systems, and the information that Google researchers may have created the primary laptop able to outperforming typical machines has fascinated us all. However we’re most likely in many years to see one that’s really doing one thing helpful. Some researchers even worry a "quantum winter," during which a diminishing enthusiasm would imply that funding will dry up earlier than researchers get nearer to constructing full machines. Dig deep into the obstacles confronted by laptop scientists getting into the quantum world and the way they be taught to maneuver round them.

Nature | 10 min learn

Forty years after the publication of The Hitchhiker's Information to the Galaxy, a lot of Douglas Adams' satirical clichés within the fashionable world are nonetheless at dwelling, writes critic Shamini Bundell. The Fictional Information itself, a pocket-sized gadget full of screen-based data, precedes smartphones and even laptops. And probably the most helpful issues that an individual can personal is all the time a towel.

Nature | 5 min studying

Sporting gauze medical masks to get a time out of smog can do you extra hurt than good, environmental scientists Wei Huang and Lidia Morawska say. Such masks are efficient towards the unfold of an infection, however most of them provide no confirmed profit with regard to the tiny particles of air pollution that harm your lungs. In case you carry a false sense of safety, you might even keep exterior for a very long time in a poisonous environment. Researchers imagine that individuals who should dwell exterior in smog want ample safety. For the remainder of us, overlook the masks and keep inside (whereas supporting measures to forestall air air pollution within the first place).

Nature | 6 min learn

CORRESPONDENCE: YOUR LETTERS TO NATURE

The selection of the character of an arapaima fish (Arapaima gigas) as an example the alarming decline of big freshwater fish is deceptive, writes ecologist João Vitor Campos-Silva. The species is successful in conservation, harvested underneath a authorized, sustainable and neighborhood settlement in Brazil. Arapaima ought to rightly be posters for efforts to reverse this decline in megafauna.

Charles Darwin has written about 40 quick articles in Nature, together with many letters to the editor, notes cell biologist Yongsheng Liu. Darwin spoke about inheritance, fertilization of flowers, origins of intuition and an concept that anticipated the rising idea of cell-to-cell communication.

Correspondence is revealed weekly in Nature. For extra data on writing one your self, please go to the character.com ideas. (Your feedback on this text are all the time welcome at briefing@nature.com, however their publication in Nature will not be thought of.)

QUOTE OF THE DAY

Paleontologist Kirk Johnson, director of the Smithsonian Nationwide Museum of Pure Historical past, notes an uncommon US legislation that provides landowners the possession of fossils discovered on their property. The legislation has created a inhabitants of younger creationist fossil hunters. (The brand new yorker)

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