Could we find DNA on Mars?
Scientists used a highly sensitive DNA sequencing method to identify microbes from rock samples exposed to radiation levels equivalent to…
Author: Aubrey Zerkle
These gases could signify intelligent life beyond Earth
Astronomers proposed that the industrial gases nitrogen trifluoride and sulfur hexafluoride could provide measurable signs of advanced…
Could cells form in Venus’s clouds?
Astrobiologists demonstrated that cell membrane structures can form in high concentrations of sulfuric acid similar to the clouds of Venus.
Is Earth safe from nearby exploding stars?
Scientists used an Earth system model to test how radiation from a nearby supernova would affect life on our planet. They found that the…
How do cats communicate?
Researchers tracked facial expressions in domestic cats and showed they mimic each others’ faces to bond.
Butterflies use electrostatic force to pollinate
Two biologists showed that butterflies and moths generate enough electrostatic charge to attract pollen grains from nearby flowers, but they…
When did the Galápagos tortoises become giant?
Researchers analyzed new fossils from Ecuador that suggested the ancestors of Galápagos giant tortoises inhabited northern South America…
Could tardigrades survive on Mars?
Researchers found tiny, indestructible “water bears” survived exposure to high levels of toxic salts similar to those found in Martian…
A trilobite’s last supper
Paleontologists described a trilobite fossil preserved in 3D with its gut contents intact.
Dolphins have special whistles for their young
Researchers found bottlenose dolphins modify the pitch and range of whistles when communicating with their calves, similar to how humans…