March 3, 2018 | Science News

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March 3, 2018View Digital Issue

Editor's Note

Editor in Chief Nancy Shute is ready to produce top-quality science journalism and investigate digital innovations.
By Nancy Shute | February 2, 2018
Magazine issue: Vol. 193, No. 4 , March 3, 2018 , p. 2

Call to Action

SUPPORT SCIENCE NEWS

Science News is a nonprofit.

Help us keep you informed.

Editor's Note

Editor in Chief Nancy Shute is ready to produce top-quality science journalism and investigate digital innovations.

Features

organoid brain
Organoids, made from human stem cells, are growing into brains and other miniorgans to help researchers study development
dino illustration
While some researchers question what characteristics define the dinosaurs, others are uprooting the dino family tree altogether.

News

dark matter halo
Dark matter, assumed to form featureless blobs, might clump together into smaller objects.
sick corals
Researchers estimate about 11 billion pieces of plastic are polluting Asia-Pacific corals, raising the risk of disease at scores of reefs.
two killer whales
Tests of imitating sounds finds that orcas can sort of mimic humans.
Venus
Undeterred by funding woes, scientists are scraping together ideas to tackle heat, pressure and acidity challenges of landing on Venus.
flu viruses
Researchers are following the spread of viruses and illness among students in a cluster of University of Maryland dorms to learn more about how the bugs infect.
phages
Scientists identify 10 groups of genes that appear to govern defense systems used by bacteria against virus attacks.
amyloid-beta illustration
A blood test can predict the presence of an Alzheimer’s-related protein in the brain.
toad and bombardier beetle
Toads are tough. But there are some insects even they shouldn’t swallow.
West Nile virus
Zika may not be alone among flaviviruses in its ability to harm a developing fetus, a new study in mice finds.
agricultural fields
California’s farm soils produce a surprisingly large amount of smog-causing air pollutants.
stone tools
Toolmaking revolution reached what’s now India before Homo sapiens did, a new study suggests.
illustration of alternate universes
An alternate universe that lacks one of the four fundamental forces might still have galaxies, stars, planets and perhaps life, a new study suggests.
cheetah
A bonanza of data on wild predators running shows that hunting is more than sprinting.
laser illustration
A new type of laser could emit more stable, energy-efficient light beams than its conventional counterparts.

Notebook

illustration of biofilm
An antibacterial ointment breaks down the defenses of drug-resistant microbes such as MRSA in lab tests.
cacao flowers
Cacao trees are really fussy about pollination.
transplant cooler
In 1968, the liver transplant field had its first small successes. Now, more than 30,000 patients in the U.S. receive a donated liver each year.

Reviews & Previews

Hibbard mummy
A museum exhibit showcases what modern analytical tools can reveal about ancient Egyptian funerary portraits and mummies.

Letters to the Editor

Readers debated feeling morally obligated to edit their kid's genes and had questions about exoplanets.

Science Visualized

Chimerarachne yingi
A newly discovered ancient creature looks like a spider and has silk spinners and spidery male sex organs.