News
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CosmologyHidden ancient neutrinos may shape the patterns of galaxies
The gravitational pull of subatomic particles born in the universe’s first second seem to influence how galaxies cluster into rings.
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Science & SocietyWelfare reforms may have hurt some single moms’ teenage kids
Welfare reform was meant to help the next generation, but making moms work and capping aid has led to more harm than gain, says a new study.
By Sujata Gupta -
AnimalsBears that eat ‘junk food’ may hibernate less and age faster
Wild black bears snacking on leftovers of sugary, highly processed foods in Colorado show possible signs of faster cellular wear.
By Susan Milius -
LifeEating a lot of fiber could improve some cancer treatments
A high-fiber diet, which boosts the diversity of gut microbes, may make an immune therapy against skin cancer more effective.
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Health & MedicineSleeping in on the weekend can’t make up for lost sleep
Using the weekend to catch up on sleep is ineffective at making-up for lost sleep and offsetting the consequences to a person’s health.
By Jeremy Rehm -
Health & MedicineWireless patches can comfortably monitor sick babies’ health
New skin sensors that wirelessly transmit health data could offer a less invasive way to keep tabs on newborns in the neonatal intensive care unit.
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NeuroscienceHow singing mice belt out duets
A precise timing system in the brain helps musical rodents from the cloud forests of Costa Rica sing to one another.
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AnimalsWhat spiders eating weird stuff tell us about complex Amazon food webs
By documenting rare events of invertebrates eating small vertebrates, scientists are shedding new light on the Amazon rainforest’s intricate ecosystem.
By Jeremy Rehm -
AnimalsThis parasitic cuckoo bird shows cheaters don’t always get ahead
Birds called greater anis that can slip extra eggs into other nests create a natural test of the benefits of honest parenting.
By Susan Milius -
GeneticsGenes might explain why dogs can’t sniff out some people under stress
Genes and stress may change a person’s body odor, confusing police dogs.
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Health & MedicineTreating mosquitoes may be a new way to fight malaria
A lab test suggests it may be possible to treat mosquitoes infected with the malaria parasite to stop disease transmission.
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Astronomy3 explanations for ‘Oumuamua that aren’t alien spaceships
Astronomers are coming up with some creative ideas to explain the weird behavior of the first known interstellar object.