More than 90 years after California's last wolf was killed, a pack has been observed near Mt. Shasta. Are the mountain's glaciers a reason the wolves chose this location?
Why are sprites elusive? It doesn’t help that they flash on millisecond timescales. Also, they're above thunderstorms, usually blocked from view on the ground.
Despite rumors, no asteroid threatens Earth. All known Potentially Hazardous Asteroids have less than a 0.01% chance of hitting Earth in the next 100 years, says NASA.