Scientist proves Braess paradox 'disappears' under high traffic demands
Statistician suggests raising statistical standards to reduce amount of non-reproducible studies
Scientists find errors in hypothesis linking solar flares to global temperature
Study rebuts hypothesis that comet attacks ended 9,000-year-old Clovis culture
(Phys.org)—Rebutting a speculative hypothesis that comet explosions changed Earth's climate sufficiently to end the Clovis culture in North America about 13,000 years ago, Sandia lead author Mark Boslough ...
Drill core evidence adds credence to iron fertilization hypothesis regarding last ice age
Plants may have a single ancestor
In evolution, fossils reveal, 'Court Jester' gets last laugh
(Phys.org)—The dominant factors in the rise and fall of the diversity of life on Earth has been a point of debate for scientists nearly as long as they have studied the processes of evolution.
The Red Queen was right: We have to run to keep in place
Biologists quote Lewis Carroll when arguing that survival is a constant struggle to adapt and evolve. Is that true, or do groups die out because they experience a run of bad luck? Charles Marshall and Tiago ...
Sexual reproduction works thanks to ever-evolving host, parasite relationships: study
(PhysOrg.com) -- It seems we may have parasites to thank for the existence of sex as we know it. Indiana University biologists have found that, although sexual reproduction between two individuals is costly ...
Scientists say the Big One could be even bigger
The Big One predicted for the San Andreas fault could end up being bigger than earthquake experts previously thought.
Cosmologist suggests universe might not be expanding after all
Researchers test whether Red Queen hypothesis makes species resilient
In Lewis Carroll's 1871 classic novel Through the Looking Glass, the Red Queen tells Alice: "Now, here, you see, it takes all the running you can do, to keep in the same place."
Scientists may have found Brazilian 'Atlantis'
Brazilian geologists announced the discovery, 1,500 kilometers (900 miles) from Rio, of what could be part of the continent that was submerged when the Atlantic Ocean was formed as Africa and South America ...
The Secret of Life May Be As Simple As What Happens Between the Sheets -- Mica Sheets
(PhysOrg.com) -- That age-old question, "where did life on Earth start?" now has a new answer. If the life between the mica sheets hypothesis is correct, life would have originated between sheets of mica that ...