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Magazine
In the Dec. 8 SN: Parkinson’s gut connections, beaver ecosystem engineering, Greenland’s hidden impact crater, the kilogram redefined, figurative cave art in Borneo, Dione’s stripes and more.
January 20, 2018View Digital Issue
Editor's Note
Acting Editor in Chief Elizabeth Quill predicts 2018 could be a year full of important space discoveries.
Magazine issue: Vol.
193, No. 1
,
January 20, 2018
, p. 2
Features
Feature
As the race to put humans on Mars heats up, researchers worry they are running out of time to find life on the Red planet.
Feature
For healthy women within 10 years of menopause, the benefits of hormone therapy for relief of hot flashes or other symptoms may outweigh the risks.
Call to Action
Editor's Note
Acting Editor in Chief Elizabeth Quill predicts 2018 could be a year full of important space discoveries.
Features
For healthy women within 10 years of menopause, the benefits of hormone therapy for relief of hot flashes or other symptoms may outweigh the risks.
As the race to put humans on Mars heats up, researchers worry they are running out of time to find life on the Red planet.
News
New flood maps suggest that the U.S. government underestimates how many people live in floodplains.
Breast cancer tumors may merge with blood vessels to help the cancer spread.
A fungal disease doesn’t appear to discriminate among snake species, suggesting many of the reptiles may be at risk.
A less active cold-sensing protein explains, in part, why some hibernating ground squirrels are more tolerant of chilly conditions than the animals’ nonhibernating kin.
An AI spotted an eighth planet circling a distant star, unseating the solar system as the sole record-holder for most known planets.
Ruling out natural variability, scientists say several of 2016’s extreme weather events wouldn’t have happened without human-caused climate change.
Brain organoids show how ridges and wrinkles may form.
Babies born to moms living within one kilometer of a hydraulic fracturing site were more likely to be born underweight, researchers say.
Final data from the Cassini spacecraft put a date and a mass on the gas giant’s iconic rings.
NASA’s Juno spacecraft has measured the depth of Jupiter’s Great Red Spot for the first time.
Ribosomes may switch up their components to specialize in building proteins.
Unusual high-temperature superconductors might be explained by standard superconductivity theory.
A new gene therapy uses CRISPR/Cas9 to turn on dormant genes.
Guidelines for prescribing opioids following a routine surgery prevented thousands of unnecessary pills from leaving the hospital, a new study finds.
A key principle of general relativity holds up in a new space-based test.
Each of a scallop’s many eyes contains an intricate mirror made from millions of crystals.
Battery-like devices inspired by electric eels could someday power wearable and implantable tech or soft robots.
Notebook
Weird dino swimmer had flipperlike limbs and a swanlike neck.
50 years after the Dead Sea Scrolls survived a war, another possible scroll cave offered tantalizing new clues.
Reviews & Previews
Getting up close to the human brain is easy with BrainFacts.org’s interactive organ.
Letters to the Editor
Readers asked about the definition of "species," a new atomic clock and how a neutron star collision produces heavy elements.
Science Visualized
Frigid air makes soap bubbles shimmering orbs thanks to surface tension.