Spiritual retreats change feel-good chemical systems in the brain
There are changes in the dopamine and serotonin systems in the brains of participants of spiritual retreats.
Credit: © Kitja / Fotolia
More Americans than ever...
Study identifies brain cells involved in Pavlovian response
A study has traced the Pavlovian response to a small cluster of brain cells -- the same neurons that go awry during Huntington's disease,...
Biopesticide could defeat insecticide resistance in bedbugs
Nina Jenkins, senior research associate in entomology, inspects bed bugs in a container. Jenkins led the development of a bed-bug biopesticide that overcomes insecticide...
Minitablets help medicate picky cats
If cats find the taste, smell, shape or mouthfeel of the drug unpleasant or repulsive, they will refuse the medication.
Credit: Jaana Hautala
In her dissertation,...
Male hormone plays key role in ovarian development
Left and right gonad tissues from the embryos 8.5 days after incubation. The number of cavities (lacunae, represented as arrowheads) is reduced in the...
Egyptian ritual images from the Neolithic period
The around 6000-year-old rock engravings can hardly be seen today. They were pecked into the rock with a hard point.
Credit: © Photo: David Sabel
Egyptologists...
New portal to unveil the dark sector of the universe
Portals can allow the exploration of the dark sector with the Standard Model particles Portals mix or connect the dark sector particles with the...
A new web of life: First full family tree of the world’s spiders
Leucauge venusta suspended from its web.
Credit: Dimitar Dimitrov
For the first time biologists have made a full family tree of the world's spiders, giving us...
Gravitational wave kicks monster black hole out of galactic core
This image, taken by NASA's Hubble Space Telescope, reveals an unusual sight: a runaway quasar fleeing from its galaxy's central hub. A quasar is...
Scientists reveal hidden structures in bacterial DNA
Quick-freeze deep-etch replica TEM imaging of a M. pneumoniae cell.
Credit: Yuhei O. Tahara; CCBY
DNA contains the instructions for life, encoded within genes. Within all...
Milky Way-like galaxies in early universe embedded in ‘super halos’
Artist impression of a progenitor of Milky Way-like galaxy in the early universe with a background quasar shinning through a 'super halo' of hydrogen...
