Megalodon shark became extinct 2.6 million years ago
(Phys.org) —A new University of Florida study dismisses claims that megalodon is still alive by determining a date of extinction for the largest predatory shark to ever live.
Anthropology unlocks clues about Roman gladiators' eating habits
Roman gladiators ate a mostly vegetarian diet and drank ashes after training as a tonic. These are the findings of anthropological investigations carried out on bones of warriors found during excavations ...
Study shows rock gobies use rapid color change camouflage to hide from predators
Research from the University of Exeter has revealed that the rock goby (Gobius paganellus), an unassuming little fish commonly found in rock pools around Britain, southern Europe, and North Africa, is a m ...
Extinct giant kangaroos may have been hop-less
Now extinct giant kangaroos most likely could not hop and used a more rigid body posture to move their hindlimbs one at a time, according to a study published October 15, 2014 in the open-access journal PLOS ON ...
A simple way to retrieve small genomes from a mix of various organisms
Scientists from the IZW led by Alex Greenwood publish in PLOS ONE a simple way to retrieve small genomes from a mix of various organisms.
Rare beaked whale washes up in Australia
A rare beaked whale washed up in Australia Tuesday, exciting researchers who know little about an animal that spends much of its time diving at depth far from shore.
180 million years of parasitic infestation in crustaceans
When Darwin suggested the "survival of the fittest" concept, he did not necessarily mean "survival of the biggest."
How many scholarly papers are on the Web? At least 114 million, professor finds
(Phys.org) —Lee Giles, a professor at Penn State's College of Information Sciences and Technology (IST), has devoted a large portion of his career to developing search engines and digital libraries that ...
Greek Bronze Age ended 100 years earlier than thought, new evidence suggests
Conventional estimates for the collapse of the Aegean civilization may be incorrect by up to a century, according to new radiocarbon analyses.
Ancient rhino-relatives were water-loving
The discovery of new bones from a large land mammal that lived about 48 million years ago has led scientists to identify a new branch of mammals closely related to modern horses, rhinos, and tapirs, according ...
Coating nanotubes with aluminum oxide lowers risk of lung injury
(Phys.org) —A new study from North Carolina State University and the National Institute of Environmental Health Sciences (NIEHS) finds that coating multiwalled carbon nanotubes (CNTs) with aluminum oxide ...
Identifying the many layers of a bug's design
(Phys.org) —Lawrence Livermore researchers have discovered additional "coats," or layers, of a bacterium spore found in the human gut that may give clues to how this organism develops, spreads and survives ...