Machine learning models identify kids at risk of lead poisoning
Machine learning can help public health officials identify children most at risk of lead poisoning, enabling them to concentrate their limited resources on preventing...
Coconut rhinoceros beetle makes unexpected ‘host shift’ to Guam’s cycad trees
Researchers have documented what biologists call a 'host shift' of the coconut rhinoceros beetle in Guam. The beetle, first documented as an invasive species...
Researchers ask: how sustainable is your toothbrush?
Researchers have examined the sustainability of different models of the most commonly used oral health product - the toothbrush - to ascertain which is...
Siberia’s permafrost erosion has been worsening for years
The Arctic is warming faster than any other region on the planet. As a result, permafrost that is thousands of years old is now...
Can pumping up cold water from deep within the ocean halt coral bleaching?
Rising ocean temperatures cause marine heat waves, which place stress on living coral animals, as well as the photosynthetic algae on which they depend...
Mercury concentrations in Yukon river fish could surpass EPA criterion by 2050
The concentration of mercury in the fish in Alaska's Yukon River may exceed the EPA's human health criterion by 2050 if greenhouse gas emissions...
Modern theory from ancient impacts
It is generally accepted that the inner region of the early solar system was subject to an intense period of meteoric bombardment referred to...
Paleontology: The oldest known sperm cells
An international team of paleontologists has discovered giant sperm cells in a 100-million year-old female ostracod preserved in a sample of amber. Clearly, the...
Choosing the right cover crop to protect the soil
Research helps farmers pick the best cover crops to keep their soil and nutrients in the field.
Theoretically, two layers are better than one for solar-cell efficiency
Solar cells have come a long way, but inexpensive, thin film solar cells are still far behind more expensive, crystalline solar cells in efficiency....




















