• News_Image_275
    Even after years of scientific research that points to how human activity is causing climate change, pundits, policymakers and the general public are still debating the issue.
    more...
  • News_Image_527
    A recent study says that a particular mathematical technique could be used to detect forests on extrasolar planets.
    more...
  • News_Image_48
    With the space shuttle program reaching its end, scientists are focusing on technology that can take humans beyond Earth. All eyes are on Mars, but designing a spacecraft that can travel to and land on the Red Planet remains a prime challenge.
    more...
  • News_Image_390
    A change in the Earth´s orbit, many scientists believe, transformed the "Green Sahara" into what is now the largest desert on the planet. While scientists are still trying to find out if the slow shift in orbit had rapid or gradual environmental consequences, they say
    more...
  • News_Image_377
    A new study suggests that the surfaces of Mars, Venus and the Moon could be suitable for farming, moving one step closer to the next phase in space exploration: colonizing other planets.
    more...
  • News_Image_335
    As the growing global population continues to increase the burden on the Earth´s natural resources, some historians and scientists think humans should prepare to colonize space. The problem is, we may have to alter human biology significantly to achieve that goal.
    more...
  • News_Image_317
    Spewing out material from deep underground, geological structures on Mars thought to be mud volcanoes could give scientists the clues they need to determine if life exists, or ever existed, on the Red Planet.
    more...
  • News_Image_308
    Scientists studying deep-sea hydrothermal vents have found that larvae travel hundreds of miles to re-colonize these harsh locations after a volcanic eruption. The new study could challenge existing beliefs about how life adapts to extreme environments.
    more...
  • News_Image_186
    Impact craters found on Titan could help scientists determine the age of this Earth-like moon and its potential for life.
    more...
  • News_Image_181
    A new technique is being developed to detect water in the protoplanetary disks of other solar systems. If successful, it would help in our understanding of how habitable planets form.
    more...
  • News_Image_182
    The first microbiological survey of Mars analog lakes in Western Australia is offering new evidence of the diverse life that could have once thrived on Mars.
    more...
  • News_Image_172
    New research, focusing on shallow hydrothermal vents, is shedding light on a possible location for where life on Earth began.
    more...
  • News_Image_155
    A new study that reconstructed ocean temperatures from millions of years ago could provide new insight into how the Earth responds to climate change.
    more...
  • News_Image_136
    With every spacecraft that leaves Earth, millions of microbes hitch a ride into space. As astrobiologists search for life in other worlds, preventing forward and back contamination remains a key priority.
    more...
  • News_Image_70
    The atmosphere of the early Earth may have been filled with particulate haze, much like a smoggy day in Los Angeles. This hazy air would have affected the ancient climate and even may have influenced the origin and evolution of life.
    more...
1 of 21...Last »