Microgravity weakens our immune system
Researchers found the immune cells of volunteers kept in simulated microgravity were slower to activate and fight infection.
Category: Astrobiology & Space Science
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…
When life detoxifies itself, it leaves behind a helpful sign
Scientists found that a methylated gas produced by life as a waste product of detoxification could serve as a remotely observable sign of…
How do we choose which planets to search for life?
Scientists used computer models to determine how likely a planet is to be habitable by its age, size, and distance from its sun.
Microbes entombed in ancient salts could help search for life on Mars
Geologists discovered microbes trapped in 830-million-year-old salt minerals similar to those found on Mars.