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Phys.org / Why is one half of Mars so different to the other? 'Marsquakes' may have just revealed the answer
Mars is home to perhaps the greatest mystery of the solar system: the so-called Martian dichotomy, which has baffled scientists since it was discovered in the 1970s.
Medical Xpress / Obesity won't be solely defined by BMI under new plan for diagnosis by global experts
A group of global experts is proposing a new way to define and diagnose obesity, reducing the emphasis on the controversial body mass index and hoping to better identify people who need treatment for the disease caused by ...
Phys.org / Extreme fire: 'unprecedented risk' poorly understood
In an era of town-torching megablazes spewing smoke plumes visible from space, scientists say there is still a lot they don't know about the effects of extreme fire on people, nature and the climate.
Phys.org / Echoing in eternity: 2,100-year-old Alexander the Great mosaic analyzed for restoration
In 333 BCE, near the small Pinarus River along the modern-day borders of Turkey and Syria, a fierce battle took place between the forces of Alexander the Great and the Persian king Darius III. Here, in the Battle of Issus, ...
Phys.org / Dual-reactor system converts CO₂ to consumable single-cell protein
A team of chemical, industrial and biotechnical engineers affiliated with several institutions in China has developed a dual-reactor system that can be used to convert CO2 to a consumable single-cell protein. In their paper ...
Phys.org / Saturday citations: New cretaceous predator just dropped; neutron star mountains; a cool 'living seawall'
This week, scientists with Woods Hole Oceanographic Institute reported that a key current, the Atlantic Meridional Overturning Circulation, has not declined over the last 60 years. An international team of geneticists found ...
Tech Xplore / New n-doped transparent conductor shows promise for all-polymer electrochromic displays
Recent technological advances have enabled the development of increasingly sophisticated and energy-efficient displays for electronic devices. To further improve existing displays and create even more efficient ones, some ...
Phys.org / Extinction threatens nearly a quarter of all freshwater species
Freshwater ecosystems cover less than 1% of Earth's surface, but are vital for life on this planet. New research reveals that damage to these environments is pushing freshwater animals to the edge of extinction, with 24% ...
Phys.org / Watch doorbell camera capture rare meteorite strike in Canada
A doorbell camera on a Canadian home captured rare video and sound of a meteorite striking Earth as it crashed into a couple's walkway.
Phys.org / Study reveals native plants' role in managing road salt pollution
Salt pollution in freshwater is a growing global concern. Excessive salt harms plants, degrades soil, and compromises water quality. In urban areas, road salts used for de-icing during winter often wash into stormwater systems, ...
Phys.org / Traffic jams? Study reveals ants' secrets to smooth traffic flow
Ants, with their highly organized social behavior, have long inspired research. In particular, they have often inspired simple solutions to complex problems and, today, they could help us solve one of the most pressing challenges ...
Medical Xpress / Mapping the mind: New framework links brainwaves to individual cognitive states
The complexity of the human brain—86 billion neurons strong with more than 100 trillion connections—enables abstract thinking, language acquisition, advanced reasoning and problem-solving, and the capacity for creativity ...