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Phys.org / The first headbutting paravian: Bird-like dinosaur likely used thick skull to win over mates

Whether it's digging up weathered bones from a paleontological site or reexamining forgotten trays in museum and university collections, the study of dinosaurs still throws up something new.

21 hours ago in Biology
Phys.org / AI enables a who's who of brown bears in Alaska

A team of scientists from EPFL and Alaska Pacific University has developed an AI program that can recognize individual bears in the wild, despite the substantial changes that occur in their appearance over the summer season. ...

21 hours ago in Biology
Tech Xplore / A new flexible AI chip for smart wearables is thinner than a human hair

The promise of smart wearables is often talked up, and while there have been some impressive innovations, we are still not seeing their full potential. Among the things holding them back is that the chips that operate them ...

Phys.org / Growing meltwater reservoirs—glacial lakes are both a resource and a habitat worthy of protection

Should growing glacial lakes be used for energy production and water supply—or remain protected as ecologically valuable systems? A research team from the University of Potsdam, together with partners from the University ...

15 hours ago in Earth
Medical Xpress / Washington state measles outbreak grows

Three more measles cases have been confirmed in Snohomish County after an outbreak began two weeks ago, public health officials said on Jan. 28. Earlier in January, three children in Snohomish County tested positive for measles ...

Medical Xpress / Scientific 'spam filter' flags over 250,000 potentially fake cancer studies

A new machine learning tool has identified more than 250,000 cancer research papers that may have been produced by so-called "paper mills." Developed by QUT researcher Professor Adrian Barnett, from the School of Public Health ...

12 hours ago in Oncology & Cancer
Phys.org / Measuring the quantum extent of a single molecule confined to a nanodroplet

There is no measurement that can directly observe the wave function of a quantum mechanical system, but the wave function is still enormously useful as its (complex) square represents the probability density of the system ...

23 hours ago in Physics
Phys.org / Scientists marvel at a Galapagos seabird that wandered 3,000 miles to California

Scientists on a research vessel off the central California coast spotted a waved albatross, marking just the second recorded sighting of the bird north of Central America.

5 hours ago in Biology
Phys.org / Hypothermia risks increase in Mississippi and Tennessee with next wave of frigid temperatures

With another wave of dangerous cold heading for the U.S. South on Friday, experts say the risk of hypothermia heightens for people in parts of Mississippi and Tennessee who are entering their sixth day trapped at home without ...

5 hours ago in Earth
Phys.org / New satellite method maps 'creeping drought' in Canada's mountain snow

Researchers at Concordia have developed a new method of measuring the amount of usable water stored in snowpacks. The comprehensive technique, known as snow water availability (SWA), uses satellite data and climate reanalysis ...

13 hours ago in Earth
Medical Xpress / AI-supported mammography screening results in fewer aggressive and advanced breast cancers

Artificial intelligence (AI)-supported mammography identifies more cancers during screening and reduces the rate of breast cancer diagnosis by 12% in the years following, finds the first randomized controlled trial of its ...

13 hours ago in Health informatics
Phys.org / Study shows insect farming byproduct boosts soil health, reduces crop damage

With insect farming projected to produce millions of tons of insects in the coming years, Arkansas Agricultural Experiment Station researchers offer evidence that the insect farming byproduct called "frass" can improve soil ...

3 hours ago in Biology