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18 hours ago · According to the Gaia hypothesis, life created Earth—or at least the Earth we know today. This theory, first formulated by chemist James Lovelock in the 1970s, was a hit with the media and the ...
5 days ago · NASA’s Perseverance rover viewed these dust devils swirling across the surface of Mars on July 20, 2021. Scientists want to study the air trapped in samples being collected in metal tubes by Perseverance. Those air samples could help them better understand the Martian atmosphere. Tucked away with each rock and soil sample collected by the ...
18 hours ago · Based on past observations, the space rock is somewhere between 1.1 and 2.4 miles (1.7 to 3.9 kilometers) wide, according to SpaceReference.org, meaning it's larger than 99% of known near-Earth ...
4 days ago · Imagine if scientists discovered a giant asteroid with a 72% chance of hitting the Earth in about 14 years — a space rock so big that it could not only take out a city but devastate a whole region.
3 days ago · Part two of Short Wave's series Space Camp looks into this demotion from "planet" to "dwarf planet." It's a shift that on its face might seem slight — all that's happened is the word "dwarf" was ...
3 days ago · The planet Mars has been explored remotely by spacecraft. Probes sent from Earth, beginning in the late 20th century, have yielded a large increase in knowledge about the Martian system, focused primarily on understanding its geology and habitability potential.
3 days ago · Mars is less than 56 million km (35 million miles) from Earth at its closest approach, but it recedes to almost 400 million km (250 million miles) when the two planets are on opposite sides of the solar system.
