The universe’s dust is on the decline
Astronomers found the density of dust in the universe has been steadily decreasing for the last 10 billion years, as it coalesced to form…
Category: Astrobiology & Space Science
Could microbes feed astronauts on Mars?
Scientists found that photosynthesizing microbes grown on a synthetic mixture of Martian dust and astronaut pee could supplement a healthy…
How can astronauts regain balance after spaceflight?
Scientists found that astronauts with coordination problems after space missions could suffer from a malfunctioning central nervous system.
Microgravity weakens our immune system
Researchers found the immune cells of volunteers kept in simulated microgravity were slower to activate and fight infection.
What causes decompression sickness in astronauts?
Scientists found tracers for inflammation and traumatic brain damage in people who climbed to high altitudes mimicking the low pressure…
DART collision alters path of a near-Earth asteroid
Scientists tested planetary defense technology by slamming a spacecraft into an asteroid in an attempt to alter its course. They used…
Creating a cosmic family tree
Astronomers traced the genealogy of a kilonova explosion by using models to find its most likely parent stars.
Did lightning provide food for life’s beginning?
Lightning bolts can be deadly or destructive, but some researchers propose they might also have supplied essential elements for the first…
Could we find evidence for life in fool’s gold?
Scientists looked for biosignatures in fool's gold from a Mars-like environment . They found small filaments within the rock that may once…
How to spot colorful life on icy exoplanets
In recent decades, astronomers have discovered more than 5000 planets orbiting stars beyond our solar system, with nearly 9000 more…