Uncategorized
- Astronomy
Nearly starless galaxies found in nearby cluster
Astronomers have found 47 galaxies with relatively few stars, something not predicted by any galaxy formation theories.
- Paleontology
Ancient sea creature took to land and sea
A primitive relative of the ichthyosaur had strong bones and big flippers.
- Health & Medicine
Snakebite test correctly IDs attackers in Nepal
A new test that swabs for traces of snake DNA around bite marks can identify the guilty serpent and may improve treatments.
- Genetics
Genes influence Ebola’s impact
A study in a diverse strain of mice shows how the effect of an Ebola infection can depend on genes.
- Animals
‘Animal Weapons’ examines evolution of natural armor
Biological arms races have led to the evolution of horns, tusks and other extreme armament in the natural world.
- Health & Medicine
Mushroom extract might eradicate HPV infection
In a small trial, a nutritional supplement derived from shiitake mushrooms wiped out dormant human papillomavirus infections.
- Health & Medicine
Dengue vaccine offers partial protection
Shots reduce severe cases of dengue among children in large study in Latin America.
- Health & Medicine
Increase in Denmark’s autism diagnoses caused by reporting changes
Changes in how autism is detected and recorded explain 60 percent of the recent increase in diagnoses, a Danish study finds.
- Cosmology
Gamma rays offer mixed messages on identity of dark matter
Conflicting results from Fermi telescope puzzle astronomers about dark matter’s true identity.
- Chemistry
Atom breaks limit of lost electrons
An iridium atom sets the record for highest oxidation state at +9.
- Life
Gut microbes less diverse in humans than in apes
An analysis of gut bacteria shows that humans have evolved to possess less diversity in microbe populations.
- Life
Hummingbirds take stab at rivals with dagger-tipped bills
Sharp points on the bills of male long-billed hermit hummingbirds may have evolved as weaponry.
