News
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AnimalsMothballs, rubbing alcohol score poorly in tests of DIY bedbug control
Mattress encasement, dry ice in bags, hot clothes dryers do help control infestation.
By Susan Milius -
Health & MedicineChanges in malaria parasite may make Africans more susceptible
Ominous signals are emerging simultaneously in population studies and under the microscope that Plasmodium vivax, a malaria parasite well known in Asia and Latin America, may have found a way to infect Africans.
By Nathan Seppa -
GeneticsDogs’ origins lie in Europe
First domesticated canines did not live in China or Middle East, a study of mitochondrial DNA finds.
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PhysicsSingle photon detected but not destroyed
Researchers build first instrument that can witness the passage of a light particle without absorbing it.