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Phys.org / Captured on camera for the first time: How tiny marsupials crawl to their mother's pouch

For the first time, scientists have recorded how baby dunnarts, tiny carnivorous marsupials from Australia, reach their mother's pouch not long after being born. While much is known about how many other marsupial babies go ...

10 hours ago in Biology
Phys.org / New lithium-based green phosphors rival today's commercial LED standard

Research results from Innsbruck, Schwabmünchen, and Düsseldorf demonstrate how the most widely used green phosphors in commercial LEDs can be replaced by representatives of an entirely new class of compounds. Green luminescence, ...

6 hours ago in Chemistry
Phys.org / Visualizing how a plant's leaves, stem and roots mutually communicate under environmental stress in real time

How do the different parts of an adult plant communicate with each other when it suffers an injury, is waterlogged, burnt or exposed to environmental stress? Today we can answer this question thanks to an innovative optical ...

4 hours ago in Biology
Medical Xpress / Metabolic clues emerge from a molecular map of Alzheimer's disease

Rice University scientists have developed the first complete, label-free molecular atlas of the Alzheimer's brain in an animal model. The findings help advance understanding of Alzheimer's onset and progression, a disease ...

Medical Xpress / Single DMT dose treats stress-induced depression more effectively than Prozac in mice

Psychedelics are psychoactive substances that trigger unusual mental states, also referred to as "trips," altering the perceptions, thoughts, and emotions of those taking them and typically inducing hallucinations. Over the ...

11 hours ago in Psychology & Psychiatry
Phys.org / Electronic friction can be tuned and switched off

Researchers in China have isolated the effects of electronic friction, showing for the first time how the subtle drag force it imparts at sliding interfaces can be controlled. They demonstrate that it can be tuned by applying ...

11 hours ago in Nanotechnology
Phys.org / Seeing how atoms vibrate at the Ångström scale

Probing the vibration of atoms provides detailed information on local structure and bonding that define material properties. Tip-enhanced Raman spectroscopy (TERS) offers extremely high resolution to probe such vibrations. ...

5 hours ago in Nanotechnology
Phys.org / NOvA maps neutrino oscillations over 500 miles with 10 years of data

Neutrinos are very small, neutral subatomic particles that rarely interact with ordinary matter and are thus sometimes referred to as ghost particles. There are three known types (i.e., flavors) of neutrinos, dubbed muon, ...

13 hours ago in Physics
Phys.org / What honey bee brain chemistry tells us about human learning

A multi-institutional team of researchers led by Virginia Tech's Fralin Biomedical Research Institute at VTC has for the first time identified specific patterns of brain chemical activity that predict how quickly individual ...

7 hours ago in Biology
Phys.org / Mira A ejects seven Earth masses, forming a heart-shaped cloud 300 light-years away

Just in time for Valentine's Day, space offers a heart-shaped greeting. The star Mira A, about 300 light-years from Earth, has released material into an expanding cloud of gas and dust resembling a heart. Both the amount ...

7 hours ago in Astronomy & Space
Medical Xpress / HPV cancer vaccine slows tumor growth and extends survival in preclinical model

Throughout the past decade, Northwestern University scientists have uncovered a striking principle of vaccine design: Performance depends not only on vaccine components but also on vaccine structure. After proving this concept ...

7 hours ago in Oncology & Cancer
Phys.org / Bird guano powered rise of Chincha Kingdom in Peruvian Andes, archaeologists find

New archaeological evidence reveals that seabird guano—nutrient-rich bird droppings—was not only essential to boosting corn yields and supercharging agriculture in ancient Peru, but it may have been a driving force behind ...

7 hours ago in Biology