Flies use fecal deposits as pheromones

Bioluminescence imaging of fly brains reveals neurons sensitive to fly poo laced with pheromones (you can see the fecal “landmark” in the dotted circle). Need we say more?

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Eco-friendly method yields more hydrogen storage, more ammonia

Eco-friendly way to double the amount of hydrogen stored in perovskite powder and more ammonia production.
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Researchers create a functional salivary gland organoid ?

Scientists have succeeded in growing three-dimensional salivary gland tissue that produced saliva like normal glands when implanted into mice.

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Melatonin in mice, circadian rhythms, and daily torpor

A new breed of lab mouse allows the study of naturally occurring melatonin. These mice will adjust better to jetlag than regular lab mice and experience daily torpor.
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Black smokers and electroecosystems

Black smokers are deep-sea hydrothermal vents found in the ocean. Now scientists believe that they may host electroecosystems in which the primary producers use electric currents as their energy source.

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Leaky plants bad for drought resistance

The KAI2 receptor for compounds found in smoke helps plants retain water and survive during drought.

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Finding real rewards in a virtual world

A new study shows that mice who learn to find goals in virtual reality use their hippocampus the same was as in the real world.

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Japanese people are a mixture of three separate ancestral groups

A new study shows that the current Japanese population is derived from 3 ancestral groups, one of which brought Denisovan DNA to the party.
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New rice fights off drought

Researchers have created drought resistant transgenic rice using a gene from a small Eurasian flowering plant
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New lab-grown retinal sheets almost ready for clinical trials

A new retinal transplant technique works by preventing bipolar cells from maturing in lab-grown retinal sheets.
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Real webshooters? Synthetic spider silk spun from artificial gland

Scientists create a microfluidic device that spins artificial spider silk from spidroins proteins, duplicating silk’s complex molecular structure.
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Gut bacteria could help overcome milk allergy

Analysis shows that some gut bacteria could help improve oral immunotherapy against milk allergy.
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Talking science Illustration with Misaki Ouchida

Whether it’s bird anatomy or science cartoons, Masaki Ouchida can do it all. She spoke with us about her career in science illustration, from the US to Japan.
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New lab-grown retinal sheets almost ready for clinical trials

A new retinal transplant technique works by preventing bipolar cells from maturing in lab-grown retinal sheets.
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Eating a high fat diet without getting obese?

Scientists discover that without innate immune cells in the intestines, eating a high fat diet does not lead to obesity in mice.
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Opossums are the first genome edited marsupials

A new piezoelectronic microinjection method has allowed the first successful genome editing in marsupials: albino opossums.
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