Uncategorized
- Neuroscience
One path that fear takes in the brain discovered
By hijacking a newly discovered pathway in mice’s brains, scientists inspire fear.
- Health & Medicine
Switching off nerve cells eases asthma attacks
A drug that numbs nerve cells in mice’s airways offers a new way to ease the effects of an asthma attack.
- Planetary Science
50 years ago, Mariner 4 sent back first pictures from Mars
On July 14, 1965, Mariner 4 became the first spacecraft to fly by Mars. The probe also sent back the first pictures of another planet taken from space.
- Health & Medicine
New cancer drugs wake up sleeping killer T cells
The immune system’s T cells, often evaded by tumors, might now resume the attack.
- Health & Medicine
Spit test could provide early warning of head, neck cancers
A new study shows that signs of head and neck cancer can be detected in saliva and blood plasma even before tumors are clinically diagnosed.
- Life
How vitamin B12 makes pimples pop up
Vitamin B12 causes acne by altering metabolism of skin bacteria.
- Animals
Newly discovered yeti crab swarms around Antarctic hydrothermal vents
A newly discovered species of yeti crab thrives in tough conditions on Antarctic hydrothermal vents.
- Paleontology
Fossil worm adds head to its spiny appearance
Hallucigenia sparsa gives hints to how some animals ended up with teeth in their guts and platelike pieces around their mouths.
- Astronomy
Dark galaxies grow in abundance
Nearly 1,000 shadowy galaxies lurk in a nearby cluster, some of which are as massive as the Milky Way and yet have only 0.1 percent the number of stars.
- Astronomy
Magnetic ‘glue’ helps shape galaxies
Galaxy-wide magnetic fields may play a role in shaping the spiral arms of gas and stars.
- Neuroscience
Sense of smell is strictly personal, study suggests
A new test can identify individuals based on their sense of smell, and may hold information about a person’s genetic makeup as well.
- Neuroscience
Brain’s adult stem cells born early
By tracing the lineages of adult stem cells in the mouse brain, scientists get a view of the cells’ early lives.
