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Phys.org / 600 Florida green sea turtles stranded amid cold plunge

Cold air and frigid waters have caused more than 600 young green sea turtles to wash ashore on Florida's beaches this month—and more are turning up every day.

1 hour ago in Biology
Medical Xpress / Why you hardly notice your blind spot: New tests pit three theories of consciousness

Although humans' visual perception of the world appears complete, our eyes contain a visual blind spot where the optic nerve connects to the retina. Scientists are still uncertain whether the brain fully compensates for the ...

7 hours ago in Neuroscience
Tech Xplore / Organic molecule stores solar energy for years, then releases it as heat on demand

When the sun goes down, solar panels stop working. This is the fundamental hurdle of renewable energy: how to save the sun's power for a rainy day—or a cold night. Chemists at UC Santa Barbara have developed a solution ...

7 hours ago in Energy & Green Tech
Phys.org / Recycling strategies of fungi can affect how forests store carbon

Some fungi are wasteful, while others recycle—and this can determine how much carbon is stored in a forest. Researchers at Lund University have now revealed how fungi manage their mycelium, the network that builds the structure ...

4 hours ago in Biology
Phys.org / How did humans develop sharp vision? Lab-grown retinas show likely answer

Humans develop sharp vision during early fetal development thanks to an interplay between a vitamin A derivative and thyroid hormones in the retina, Johns Hopkins University scientists have found. The findings could upend ...

4 hours ago in Biology
Medical Xpress / Betrayal experiences in the military linked to difficulty dealing with the military-to-civilian transition for veterans

A leader assures a subordinate that certain protections, support or opportunities will be in place but doesn't come through when it's needed. A subordinate raises a concern through formal channels and is ignored or minimized. ...

1 hour ago in Psychology & Psychiatry
Phys.org / Syntax discovered in the warbling duets of wild parrots

With a few minutes of searching, anyone can find videos online of chatty birds: macaws talk to their keepers, cockatoos sing to the camera, corvids mimic the jarring sounds of construction sites. Research has shown that some ...

4 hours ago in Biology
Phys.org / A microfluidic chip for one-step detection of PFAS and other pollutants

Environmental pollutant analysis typically requires complex sample pretreatment steps such as filtration, separation, and preconcentration. When solid materials such as sand, soil, or food residues are present in water samples, ...

4 hours ago in Chemistry
Phys.org / Hologram processing method boosts 3D image depth of focus fivefold

Researchers from the University of Tartu Institute of Physics have developed a novel method for enhancing the quality of three-dimensional images by increasing the depth of focus in holograms fivefold after recording, using ...

5 hours ago in Physics
Phys.org / Wildflower season starts early: Big displays emerge a month before mid-March

Though superbloom is not a scientific term, that doesn't stop legions from hoping for a giant display of wildflowers come springtime. UC Riverside plant ecologist Loralee Larios weighs in here on the outlook for such a show ...

2 hours ago in Biology
Phys.org / Fossil evidence reveals how gray wolves adapt diets to climate change

Gray wolves adapt their diets as a result of climate change, eating harder foods such as bones to extract nutrition during warmer climates, new research has found. The study, led by the University of Bristol in collaboration ...

5 hours ago in Biology
Tech Xplore / Midair haptics and levitation may get steadier with predictable ultrasonic airflow

Acoustic streaming generated by airborne ultrasonic phased arrays plays a critical role in the performance of advanced ultrasonic technologies, including midair haptic feedback, odor delivery, and acoustic levitation. Researchers ...

4 hours ago in Hi Tech & Innovation