WATER WOES For years, residents in Flint, Mich., have had to rely on bottled water from water pickup sites (one shown) after corroded city pipes sent lead levels in tap water skyrocketing.
USDA/Flickr
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Magazine
In the July 21 SN: Portraits of a galaxy’s ecosystem, sleep and Alzheimer’s, poliovirus vs. glioblastoma, Parker Solar Probe previewed, mind-reading robots, a new ancient gibbon and more.
Humans & Society
Topic Image Rail
GUT FEELING Ötzi’s stomach was covered in fungi, but researchers still managed to reveal new details about the Iceman’s last meal.
M. Samadelli/Eurac Research and South Tyrol Museum of Archaeology ©
AMERICAN MADE Human-modified stones excavated in central Texas date to more than 16,000 years ago. Finds include a spearpoint (far right) unlike any others previously unearthed at ancient American sites.
N. Velchoff/The Gault School of Archaeological Research ©
Humans & Society
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Ancestry
Experiences
What I actually learned about my family after trying 5 DNA ancestry tests
Ancestry results vary widely depending on which company you use.News
Pacific islanders got a double whammy of Stone Age DNA
Neandertal and Denisovan genes influence the health of present-day Melanesians. -
Anthropology
News
Foot fossil pegs hominid kids as upright walkers 3.3 million years ago
A foot from an ancient hominid child suggests that Lucy’s species, Australopithecus afarensis, walked early in life.News
Koko the gorilla is gone, but she left a legacy
An ape that touched millions imparted some hard lessons about primate research. -
Archaeology
News
Ötzi loaded up on fatty food before he died
A new analysis provides a complete picture of what was in Ötzi the Iceman’s stomach when he died.News in Brief
Texas toolmakers add to the debate over who the first Americans were
Stone toolmakers inhabited Texas more than 16,000 years ago, before Clovis hunters arrived. -
Psychology
News
Kids today are waiting longer than ever in the classic marshmallow test
Preschoolers wait longer for extra treats than they used to. What does it mean?News
Phone apps are helping scientists track suicidal thoughts in real time
Researchers are using smartphones to tap into the ups and downs of suicidal thinking that occur over hours and days, hoping to help prevent suicides. -
Science & Society
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Networks
Letters to the EditorReaders respond to terrorism's roots
Readers respond to the July 9, 2016, issue of Science News with questions on terrorism, dog evolution and more.News
Monitoring online groups offers insight into ISIS attacks
Targeting online groups may be key to limiting the digital reach of ISIS. -
Language
News
The window for learning a language may stay open surprisingly long
A crucial period for language learning may extend well into teen years, a new study suggests.News
Oldest alphabet identified as Hebrew
Contested study indicates ancient Israelites developed first alphabet from Egyptian hieroglyphics. -
History of Science
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Human Evolution
Year in Review
The story of humans’ origins got a revision in 2017
Human evolution may have involved the gradual assembly of scattered skeletal traits, fossils of Homo naledi and other species show.News
Homo naledi’s brain shows humanlike features
South African Homo species had small but humanlike brain, scientists say.
