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The Arecibo telescope in Puerto Rico detected radio signals similar to the Wow! signal NAIC/Arecibo Observatory/NSF An unexplained radio signal detected in 1977 known as the Wow! signal, which some have interpreted as an alien message, may have been the result of a natural galactic laser-like beam. On 15 August 1977, the Big Ear radio […]
Lightning can produce special waves of energy RooM the Agency/Alamy An overlooked mechanism lets energy from lightning reach the highest layers of the atmosphere, where it could threaten the safety of satellites and astronauts. When lightning occurs, the energy it carries sometimes gives rise to special electromagnetic waves called whistlers, so named because they can […]
An impact crater on Mars, with darker material exposed beneath the reddish dust NASA/JPL-Caltech/University of Arizona Six Martian meteorites have been traced back to the craters they were ejected from on Mars millions of years ago. Finding the original sources of these alien rocks will allow us to place them in context, yielding insights about […]
Space exploration has long been a staple of sci-fi films and TV, from the epic battles in Star Wars to gardening on the Red Planet in The Martian. However, many play fast and loose with the laws of physics, and scientific fact often couldn’t be further from the truth. Greg Brown is an astronomer at […]
Starship | Fourth Flight Test Source link
The Extravehicular Activity (EVA) Suit Source link
To Make Life Multiplanetary Source link
Starship | Third Flight Test Source link
Starship | Preparing for Third Flight Test Source link
Starship | Second Flight Test Source link