Scientists can detect an optical photon twice. Light is of fundamental importance. It allows us…
Month: November 2013
Dengue fever mystery in two US cities: Both exposed to risk
As dengue fever continues to spread from Key West north into the Florida mainland, it…
Large graphene crystals with exceptional electrical properties created
Researchers are using oxygen to grow large single graphene crystals on copper. Large single-crystal graphene…
Penguin-inspired propulsion system
Scientists who have explored leveraging penguins’ “rocket” properties to create new propulsion technologies with high…
Mid-nineteenth century Chinese maps controlled water and directed labor
A sequence of twelve maps from the mid-nineteenth century reveal that they were accurate enough…
Why seedlings always grow towards the light
Scientists have discovered how cells in the stems of seedlings use blue light to grow…
Senescence is normal process in embryo, not only linked to aging, cancer
Two studies describe senescence as a normal and critical process during embryogenesis. They attribute a…
State child restraint laws leave many unprotected
Child restraint laws across many states have gaps that leave unprotected passengers highly vulnerable to…
Jupiter mystery solved: Why the giant planet’s mysterious Great Red Spot has not disappeared
Based on what scientists understand about fluid dynamics, Jupiter’s Great Red Spot should have disappeared…
Hubble views an old and mysterious cluster
The NASA/ESA Hubble Space Telescope has captured the best ever image of the globular cluster…