Mass strandings of whales have puzzled people since Aristotle. Modern-day strandings can be investigated and their causes, often human-related, identified. Events that happened millions of years ago, however, are far harder to analyze—frequently leaving their cause a mystery.
LIVERMORE, Calif. — Volcanic eruptions in the early part of the 21st century have cooled the planet, according to a study led by Lawrence Livermore National Laboratory. This cooling partly offset the warming produced by greenhouse gases.
WASHINGTON, Feb. 18, 2014 — In what may be the warmest Winter Olympics on record, Sochi looks more like SoCal by the day.
Despite its large size, the size of three football fields, asteroid 2000 EM26 cannot be seen from the usual backyard telescope as it zooms past the earth tonight beginning at 5pm Alaska Time.