Antibiotic-resistant bacteria are way older than penicillin
Remember the classic chases where Wile E. Coyote tries to catch Roadrunner but is often outsmarted? It turns out that bacteria have to…
Category: What happened in Earth’s past?
What was the Earth like a long time ago? What have archaeologists found? What was it like before life started? How did life come to be?
Ancient bacteria leave behind fossils, too!
Scientists used genetic technology to identify the different roles of bacteria present in ancient fossil formations called stromatolites.
A detailed look at a rare meteorite
A carbonaceous meteorite that fell in Costa Rica holds organic compounds that are preserved from the earliest stages of our solar system,…
Building the molecules of life in the lab
The hyperbranched polymer scaffold could have been the early primitive base for the emergence of life. @t_z_jia @CerberaOdollam…
Searching for the first light of fireflies
Fireflies are bioluminescent, which means they glow. But were they always that way? Why do they glow? Scientists used genetics tools to find…
Intelligent life might be rare
How hard is it for evolution to produce intelligent life like humans? We don't really know, but some computational modelers tried to answer…
The shape of the continents is not a coincidence
Biological processes might have led to greater continental crust coverage than would be expected on a planet without life.
Could impact from asteroids eventually create life?
Astrobiologists have discovered a possible new pathway for the prebiotic self-assembly of biologically important molecules by replicating…
What the velociraptor’s brain tells us about its diet
The brain of one of popular culture’s most infamous dinosaurs helps to clarify its diet and hearing range.
Giant dinosaur tracks found in a cave in France
Sauropods were previously thought to have had their heyday in the Late Jurassic period. Recent fossil evidence says it was probably much…