Uncategorized
-
NeuroscienceBreaking the Barrier
A technique combining ultrasound pulses with microbubbles may help scientists move therapeutic drugs across the brain’s protective divide.
By Tia Ghose -
LifeSting Operation
Scientists use bees and wasps to sniff out the illicit and the dangerous.
By Susan Gaidos -
-
LifeThis bite won’t hurt a bit
A team dissects the physics of a mosquito bite, working to find a way to design gentler needles.
-
PaleontologyDino domination was in the cards, maybe
A new study finds that early dinosaurs coexisted with and were outnumbered by a competing species. Dinosaurs eventually reigned supreme anyway, but perhaps not because they were better.
-
SpaceBlast from the past poses puzzle
New observations suggest that the brilliant outburst of a hefty star that first wowed observers in the 1840s could be signs of a new, exotic type of stellar explosion.
By Ron Cowen -
SpaceBrightest gamma-ray burst
A bit of luck helps astronomers detect the most luminous object ever recorded from Earth.
By Ron Cowen -
Health & MedicineGood day care grime
A study of 952 children in Manchester, England, suggests that children going to day care starting at age 6 months could be less likely to develop asthma later.
-
LifeGiant honeybees do the wave
Giant bees coordinate and make waves that would rival those in any football stadium. Predators of the bees don’t find it cheering.
By Susan Milius -
LifeFemale frogs play the field
A female frog insures a safe home for her young by mating with many males.
-
NeuroscienceHighly wired
Men’s brain tissue shows higher density of neuron connections than similar tissue from women.
-
HumansInborn path to math
A new study links math achievement with individual differences in the ability to rapidly estimate quantities.
By Bruce Bower