September 17, 2016 | Science News

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September 17, 2016

Editor's Note

Editor in chief Eva Emerson discusses Earth's newest potentially habitable neighbor.
By Eva Emerson | September 7, 2016
Magazine issue: Vol. 190, No. 6 , September 17, 2016 , p. 2

Features

sea bass

Feature

Farmed salmon, sea bass and other fish frequently escape from sea cages into the ocean. Will these runaways harm native wildlife?
illustration of a dark environment

Feature

Undiscovered bacteria challenge what scientists know about microbial life.

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Help us keep you informed.

Editor's Note

Editor in chief Eva Emerson discusses Earth's newest potentially habitable neighbor.

Features

illustration of a dark environment
Undiscovered bacteria challenge what scientists know about microbial life.
sea bass
Farmed salmon, sea bass and other fish frequently escape from sea cages into the ocean. Will these runaways harm native wildlife?

News

Adelaide’s warbler
Even birds sing better after vocal warm-up, and an evolutionary arms race among rivals might have led to the intensity of the dawn chorus.
crow bending stick
Textbook example of Betty the crow’s proposed insight into toolmaking is now called into question by observations of similar hook bending by wild New Caledonian birds.
Lucy
A contested study suggests a famous fossil ancestor plunged to her death.
illustration of the surface of Proxima b
A planet roughly the size of Earth orbits within the habitable zone of Proxima Centauri, the closest star to the sun.
quantum lock
A new way to send secret quantum messages uses shorter keys.
warbling vireo in a cup nest
Today’s simple cup-shaped songbird nests look as if they just had to have evolved before roofed nests. But that could be backward.
Otzi's garments
DNA from Ötzi the Iceman’s clothes and quiver traced to both domesticated and wild animals.
birdsouthern yellow-billed hornbill
Birds that look as if they’re coping with heat waves and climate change may actually be on a downward slide, with underappreciated disadvantages of panting and seeking shade.
Northern elephant seals
Focusing on antimicrobial resistance in hospitals and farms misses a big and not well understood part of the issue: wildlife.
KIC 8462852
Tabby’s star, already known for its bizarre flicking and fading, dimmed throughout the four years of Kepler’s primary mission.
Greenland shark
Radiocarbon in eye lenses suggests mysterious Greenland sharks might live for almost 400 years.
infected tomato plant
Plant virus makes hosts more attractive to pollinators, ensuring future virus-susceptible plants.
sleep-deprived people
Brain scan study reveals hodgepodge effects of sleep deprivation.
Isthmus of Panama
Debate lingers over when the Isthmus of Panama formed and closed the seaway that separated North and South America millions of years ago.
DNA illustration
Study of protein-producing DNA narrows down disease-causing genetic variants.

Notebook

Southern tidewater goby
One fish, two fish: California’s tidewater goby is two species.
fat-tailed dwarf lemurs
Fat-tailed dwarf lemurs’ surprising hibernation-sleep doesn’t show up in ground-hibernating relatives.
scientist cutting model of DNA
A molecular scalpel called CRISPR/Cas9 has made gene editing possible.
blue whirls
Scientists found a way to burn fuel on water that leaves little soot behind.

Reviews & Previews

Black Hole app
NOVA’s Black Hole app for iPad is an addictive game that teaches lessons about gravity and astronomy while letting you hurl stars at one another.
what the f
Swearing provides unappreciated insights into human thought and language, a cognitive scientist argues in the new book What the F.

Letters to the Editor

Aging research, dino guts and Earth's quasisatellite in reader feedback.

Science Visualized

peacock spider
Peacock spiders use pigments and complex nanostructures to achieve bright dance costumes.