Why Did Ferns Persist When All Other Plants Perished?
A strange layer in the fossil record contains evidence that fern populations exploded following the mass extinction that ended the Cretaceous period. Scientists want to know why.
Why Did Ferns Persist When All Other Plants Perished?
Why Did Ferns Persist When All Other Plants Perished?
A strange layer in the fossil record contains evidence that fern populations exploded following the mass extinction that ended the Cretaceous period. Scientists want to know why.
A strange layer in the fossil record contains evidence that fern populations exploded following the mass extinction that ended the Cretaceous period. Scientists want to know why.
Alysson R. Muotri discusses his launch of brain organoids into outer space and how microgravity enriches our understanding of brain development and disease.
NASA’s vegetable production system, known as Veggie, may help pave the way for more sophisticated systems that could supplement astronauts’ diets during long trips to space.
The draft budget includes deep cuts for science funding, hacking more than $5.5 billion from the NIH’s allotment, but historically Congress has not accepted the White House’s proposals.
Identifying microbes from Earth that can survive on spacecraft may help scientists eliminate them from future space missions and from searches for extraterrestrial life.
The most recent bill from appropriators increases NASA funds from current levels and rescues the National Science Foundation from President Trump's deeper cuts.