News
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OceansThe largest seaweed bloom ever detected spanned the Atlantic in 2018
Nutrient-rich water from the Amazon River may be helping massive seaweed mats to flourish each summer in the Atlantic Ocean.
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EcosystemsWhy some insect eggs are spherical while others look like hot dogs
Analyzing a new database of insect eggs’ sizes and shapes suggests that where eggs are laid helps explain some of their diversity of forms.
By Yao-Hua Law -
AnthropologyEast Asians may have been reshaping their skulls 12,000 years ago
An ancient skull-molding practice had a long history in northeastern Asia, researchers say.
By Bruce Bower -
NeuroscienceThis brain region may be why some robots send chills down your spine
Scientists may have traced the source of the “uncanny valley” sensation in the brain.
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Health & MedicineCalifornia’s new vaccine rules kept more kindergartners up-to-date
Three statewide interventions improved the rates of kindergartners behind on required vaccinations in California, researchers report.
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ClimateCO2 emissions are on track to take us beyond 1.5 degrees of global warming
Current and planned infrastructure will exceed the level of emissions that would keep global warming to 1.5 degrees Celsius, a new analysis finds.
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AstronomyHow the 2019 eclipse will differ from 2017’s — and what that means for science
This year’s total solar eclipse is visible late in the day from a relatively small slice of South America.
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ClimateIs climate change causing Europe’s intense heat? A scientist weighs in
Science News talks with climate scientist Karsten Haustein about attributing extreme heat events in Europe and South Asia to climate change.
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Materials ScienceLatest claim of turning hydrogen into a metal may be the most solid yet
If true, the study would complete a decades-long quest to find the elusive material. But such claims have been made prematurely many times before.
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Health & MedicineIn mice, a high-fat diet cuts a ‘brake’ used to control appetite
A fatty diet changes the behavior of key appetite-regulating cells in a mouse brain.
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AstronomyIn a first, telescopes tracked a lone fast radio burst to a faraway galaxy
First-time observations suggest that the cause of one-time fast radio bursts is different from what triggers repeatedly flashing radio bursts.
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Health & MedicineAntioxidants may encourage the spread of lung cancer rather than prevent it
Antioxidants protect lung cancer cells from free radicals, but also spur metastasis, two new studies suggest.