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Fluorescent imaging tracks metabolism of cells in real time

Cornell researchers have designed a new, faster form of two-photon fluorescence imaging for observing cell metabolism in real time, a method that could enable quicker screening of new therapeutic treatments. The findings ...

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Evolution
Puerto Rico specimen reveals new giant isopod species that went unrecognized for decades
Plants & Animals
The genetic switch behind the butterfly's enhanced visual world of color
Paleontology & Fossils
Fossil bite marks suggest first evidence of a small raptor feeding on an apex predator
Plants & Animals
Bees struggle to smell flowers when air pollutants combine
Biotechnology
Cows deliver healthy calves without embryonic protein long thought essential for pregnancy
Plants & Animals
'Move away' and 'stop that!' Wild elephants use a rich gestural repertoire intentionally to 'mean business'
Biotechnology
New 'computational microscope' simulates DNA packaging at more than ten times previous scale
Biotechnology
Nitrogen fixation 'off switch' discovery could one day help crops make their own fertilizer
Cell & Microbiology
Rise of collagen-eating microbes may help explain gaps in the fossil record
Molecular & Computational biology
Fading control over 'jumping genes' may explain why big dogs age faster
Cell & Microbiology
Tracking down cellular gene functions with AI and microscopy
Cell & Microbiology
3D-printed inserts bring single-objective light sheet microscopy to commercial sample chambers
Plants & Animals
Hearing tests reveal how sea lions and fur seals hear human-made noise
Cell & Microbiology
Mapping how a single cell becomes an entire mouse
Cell & Microbiology
Changes in DNA packaging help immune cells swell and burst
Cell & Microbiology
All-electrical imaging offers innovative alternative for tracking cell movement
Plants & Animals
Healthy reef sounds can boost coral and fish recovery efforts
Plants & Animals
Colombia's new bee checklist documents 738 species, including 246 newly recorded
Plants & Animals
New collar sensor could reveal how wildfire smoke affects animal health
Ecology
Study documents beef industry group's early efforts to counter climate concerns

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Optics & Photonics
Superconducting circuit links smaller photon groups into larger entangled states
Earth Sciences
Kīlauea's swelling summit helps scientists forecast lava fountain eruptions
Archaeology
Broken bones in ancient homes shed new light on Viking violence
Materials Science
Light-responsive inks could make tattoos visible on demand, but safety remains unproven
Astronomy
Discovery marks the first detection of variable water clouds outside of the solar system
Bio & Medicine
Adjustable nanosensors turn water pressure into fluorescent signals, with stiffness shaping sensitivity
Earth Sciences
Geologists uncover evidence of a missing Late Cretaceous magmatic arc in northwestern Iran
Environment
What a swordfish washing up on British Columbia's coast says about our changing oceans
Astronomy
Strong magnetic fields could allow white dwarfs to grow beyond the Chandrasekhar limit
Analytical Chemistry
'Mix-and-match' material's properties can be tuned by changing its metallic 'recipe'
Bio & Medicine
New sensing method expands label-free particle detection beyond sensor surfaces
Optics & Photonics
Quantum chip holds multiple photons at once, opening path to scalable memory
Condensed Matter
Ultrafast core-level spectroscopy reveals elusive precursors of exciton condensation in quantum materials
Earth Sciences
Some climate tipping points are being studied far more than others
Earth Sciences
Where does Earth's nitrogen go? Two atoms offer a clue
General Physics
Physics model reveals fundamental trade-off between prediction and energy efficiency in intelligent systems
Earth Sciences
Global wildfires decreased during the COVID-19 lockdown, but some fires intensified without human intervention
Astronomy
SPHEREx spots menagerie of brown dwarfs with atmospheric water and methane
Condensed Matter
Light reads electron spins inside porous crystals, opening path to quantum chemical sensors
General Physics
Three quantum-inspired cores leave opposite fingerprints on the ringing of black holes