An unidentified substance has killed or injured hundreds of birds so far.
It may happen just once in your lifetime: a large tsunami is coming, big enough to make you run for your life. Where do you go? USGS has released a new tool to help planners plot out shelters in West Coast communities and other tsunami-hazard zones.
Recent cutting-edge techniques are opening a new approach for earthquake forecasts by matching foreshocks -- small quakes occurring on the same stretch of fault that subsequently fails in the large mainshock -- to changes on the seafloor.