June 25, 2016 | Science News

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June 25, 2016

Editor's Note

Editor in chief Eva Emerson discusses promoting science and the new sponsor of the Science Talent Search.
By Eva Emerson | June 6, 2016
Magazine issue: Vol. 189, No. 13 , June 25, 2016 , p. 2

Features

Juno spacecraft meets Jupiter

Feature

After 5 years of travel, Juno will soon reach Jupiter and begin its up close investigations of the giant planet.
patients behind mosquito bed nets

Feature

Mosquitoes carry several harmful viruses—dengue, Zika, chikungunya. Vaccines may be the best means of defense.

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Editor's Note

Editor in chief Eva Emerson discusses promoting science and the new sponsor of the Science Talent Search.

Features

patients behind mosquito bed nets
Mosquitoes carry several harmful viruses—dengue, Zika, chikungunya. Vaccines may be the best means of defense.
Juno spacecraft meets Jupiter
After 5 years of travel, Juno will soon reach Jupiter and begin its up close investigations of the giant planet.

News

DNA from an ancient woman suggests some humans trekked back to Africa.
Pygmy blue whale
Sri Lankan pygmy blue whales are tweaking their calls — making one part deeper and keeping another part the same — but scientists can’t say why. The finding injects a new wrinkle in theories about blue whale calls.
peppered moths
A single gene is behind some of the most famous examples of natural selection.
Earth tectonic diagram
Plate tectonics is just a phase in a planet’s lifetime between conditions that are too hot or too cold for the planet-churning mechanism, new simulations suggest.
dice
A new technique makes it easier for computers to roll the dice.
Illustration of a cat with skeleton shadow
The living-dead feline has been split in two, using a system of microwaves inside superconducting cavities.
French cave
Ancient human relatives built circular stalagmite structures inside a French cave.
A-beta fibrils ensnare yeast cells
A notorious Alzheimer’s villain may help bust microbes.
Martian coastline map
Ancient tsunamis generated by meteorite impacts may have reshaped ocean coastlines on Mars.
Researchers have linked microplastics to feeding behavior changes and development issues in Baltic Sea perch.
Illustration of spacecraft flying by Europa
Crashing an empty rocket fuel tank into the surface of Jupiter’s icy moon, Europa, could help scientists figure out the thickness of the ice.
Pseudomonas aeruginosa
Enzymes can break down bacterial biofilm’s sugary walls.
robotic perching insect
A tiny aerial robot nicknamed RoboBee uses static electricity to perch on surfaces midflight. The landing device could one day help robots conserve energy during search and rescue missions.
antibiotic
Antibiotics that wiped out gut bacteria curbed brain cell production in mice, a new study finds.
solar flare
Super solar flares may have provided early Earth with planet-warming and life-building molecules.
stem cell
Resurgent mitochondria could spell trouble for disease therapy.

Notebook

fruit fly and sperm
Giant sperm, about 20 times a male fruit fly’s body length, could make the insects the champs of supersized sexual ornaments.
bloody tomato
A new species of Australian bush tomato bleeds when injured and turns bony in old age.
childhood anxiety
Psychological troubles in childhood are no longer considered a part of normal development.
movie audience
Changes in trace gases exhaled by movie audiences could point the way to a subtle form of human communication.
illustration of a clock and earth
Einstein’s general theory of relativity predicts the center of the Earth is two years younger than the crust.

Reviews & Previews

proteins under a microscope
A new citizen science project called Microscopy Masters aims to improve how scientists build three-dimensional models of proteins.
fireflies
In a new book, a firefly researcher explores why scientists and kids alike are captivated by lightning bugs.

Letters to the Editor

Science Visualized

Plot showing orbits of spacecraft that have visited Jupiter
With the arrival of Juno, nine spacecraft will have flown past or orbited Jupiter over the last 43 years.