Science News
Scientists find cancer-linked chemicals in popular hair extensions
Science Daily - 19 Feb 2026 23:31
A sweeping new study has uncovered a troubling mix of hazardous chemicals in popular hair extensions, including products made from human hair. Researchers detected dozens of substances linked to cancer, hormone disruptio...
Peripheral Eye Scan Catch Alzheimers in Its Tracks
Neuroscience News - 19 Feb 2026 22:44
Researchers find that early Alzheimers markers appear in the peripheral retina, offering a new path for non-invasive early detection.
Giant virus discovery could rewrite the origin of complex life
Science Daily - 19 Feb 2026 22:28
A giant virus discovered in Japan is adding fuel to the provocative idea that viruses helped create complex life. Named ushikuvirus, it infects amoebae and shows unique traits that connect different families of giant DNA...
'There will be leadership accountability': Bungled Boeing Starliner mission put stranded NASA crew at risk, report says
Live Science - 19 Feb 2026 20:55
The 2024 Starliner mission, which left astronauts Butch Wilmore and Suni Williams stranded in space for nine months, has received NASA's worst mishap classification in a damning report.
Satiety Bypass: How Cannabis Overrides the Brains Im Full Signal
Neuroscience News - 19 Feb 2026 20:46
A new study reveals how cannabis hijacks the brain's hypothalamus to trigger "the munchies," offering new insights for treating medical appetite loss.
In a 'race against time,' archaeologists uncovered Roman-era footprints from a Scottish beach before the tide washed them away
Live Science - 19 Feb 2026 20:25
Archaeologists raced against the tide to record a unique set of footprints made 2,000 years ago on a Scottish beach.
Twin Enzymes Rewire Your Brain for Interaction and Memory
Neuroscience News - 19 Feb 2026 20:13
Twin enzymes, different worlds. Scientists have discovered that MNK1 and MNK2 act as the brain's specialized switches for memory and social curiosity.
Blood Test Can Predict When Alzheimers Symptoms Will Start
Neuroscience News - 19 Feb 2026 19:55
A new study reveals a p-tau217 "blood clock" that predicts the onset of Alzheimers symptoms within three to four years.
New fossils may settle debate over mysterious sail-backed spinosaurs
New Scientist - 19 Feb 2026 19:00
Spinosaurs have sometimes been portrayed as swimmers or divers, but a new species of these dinosaurs bolsters the idea that they were more like gigantic herons
Processed Foods Silence the Brains Fear Center
Neuroscience News - 19 Feb 2026 18:54
Three days is all it takes. New research proves that skipping fiber can trigger rapid inflammation in your brain's emotional center, leaving you vulnerable to poor decisions.
Is this glass square the long, long future of data storage?
Phys.org - 19 Feb 2026 17:40
Scientists at Microsoft Research in the United States have demonstrated a system called Silica for writing and reading information in ordinary pieces of glass which can store two million books' worth of data in a thi...
Terahertz spectroscopy finds nitrogen can lengthen GaAs-like LO phonon decay
Phys.org - 19 Feb 2026 17:40
An Osaka Metropolitan University-led research team investigated the decay time of coherent longitudinal optical (LO) phonons both in a GaAs1-xNx epilayer and in a GaAs single crystal to clarify the effects of dilute nitr...
The Oxytocin Switch That Controls Your Social Vibe
Neuroscience News - 19 Feb 2026 17:37
Its the brains social thermostat. Scientists have discovered the protein that controls the slow, steady drip of oxytocin that works alongside serotonin to prime us for human connection.
Obstacle or accelerator? How imperfections affect material strength
Phys.org - 19 Feb 2026 17:00
Imagine a material cracking-now imagine what happens if there are small inclusions in the material. Do they create an obstacle course for the crack to navigate, slowing it down? Or do they act as weak points, helping the...
Hypothalamus Signal Build Endurance After Exercise
Neuroscience News - 19 Feb 2026 16:41
A new study reveals that SF1 neurons in the hypothalamus are required for the body to gain endurance after exercise, acting as a master coordinator for muscle remodeling.
Solar flares may be triggering earthquakes, controversial study claims
Live Science - 19 Feb 2026 16:30
Researchers have proposed that changes in Earth's ionosphere could trigger electrical forces that nudge fragile areas of the crust into creating an earthquake.
Atmospheric pollution caused by space junk could be a huge problem
New Scientist - 19 Feb 2026 16:00
After a Falcon 9 rocket stage burned up in the atmosphere, vaporised lithium and other metals drifted over Europe. This growing type of pollution could destroy ozone and form climate-warming clouds
Saturn's largest moon may actually be 2 moons in 1 - and helped birth the planet's iconic rings
Live Science - 19 Feb 2026 15:44
A new study hints that Saturn's largest moon, Titan, was created around 400 million years ago, when two massive moons smashed into each other. This hypothesis could also help to solve several other mysteries surround...
New chip-scale microcomb uses lithium niobate to generate evenly spaced light
Phys.org - 19 Feb 2026 15:20
Applied physicists in the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have discovered a new way to generate ultra-precise, evenly spaced "combs" of laser light on a photonic chip, a ...
This Machine Eye Could Give Robots Superhuman Reflexes
Singularity Hub - 19 Feb 2026 15:00
Running on a brain-like chip, the 'eye' could help robots and self-driving cars make split-second decisions. The post This Machine Eye Could Give Robots Superhuman Reflexes appeared first on SingularityHub.
Next-generation OLEDs rely on fine-tuned microcavities
Phys.org - 19 Feb 2026 14:21
Researchers have developed a unified theory of microcavity OLEDs, guiding the design of more efficient and sustainable devices. The work reveals a surprising trade-off: squeezing light too tightly inside OLEDs can actual...
China tests world's first megawatt-class flying wind turbine - it generated enough energy to power a house for 2 weeks
Live Science - 19 Feb 2026 13:10
A pioneering energy-generating device utilizes reliable wind speeds at an altitude of 6,500 feet (2,000 meters).