Life may have arisen in our solar system before Earth even finished forming.Planetesimals, the rocky building blocks of planets, likely had all the ingredients necessary for life as we know it way back at the dawn of the solar system, said Lindy Elkins-Tanton, a planetary scientist at Arizona State University (ASU).And
Tag: earth
NASA lab brews up alien atmospheres here on Earth
Earth's pleasant, life-giving atmosphere is turning out to be somewhat of an oddity. With almost 4,000 planets so far discovered orbiting stars beyond our solar system, scientists are finding that atmospheres come in a wide range of recipes. To get a better understanding of that cosmic chemistry, a team at
Researchers confirm Earth’s inner core is solid
A new study by researchers at The Australian National University (ANU) could help us understand how our planet was formed.Associate Professor Hrvoje Tkalčić and PhD Scholar Than-Son Phạm are confident they now have direct proof the earth's inner core is solid.They came up with a way to detect shear waves, or
New Telescope Will Hunt for Asteroids on Collision Course with Earth
Around sunrise on Feb. 15, 2013, an extremely bright and otherworldly object was seen streaking through the skies over Russia before it exploded about 97,000 feet above the Earth's surface. The resulting blast damaged thousands of buildings and injured almost 1,500 people in Chelyabinsk and the surrounding areas. While this
What happens in Earth’s atmosphere during an eclipse?
Using smartphones and radio kits, researchers will track changes in how radio waves travel through the ionosphere As the moon’s shadow races across North America on August 21, hundreds of radio enthusiasts will turn on their receivers — rain or shine. These observers aren’t after the sun. They’re interested in a
