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Phys.org / Mars Curiosity rover discovers massive field of polygons

The surface of Mars is home to some of the most breathtaking and awe-inspiring landscapes in the solar system. This is primarily because the Red Planet lacks several resurfacing processes that Earth possesses, including plate ...

21 minutes ago
Medical Xpress / Previously missed DNA mutation pattern in colorectal cancer identified

Researchers from the University of California San Diego and collaborators have identified a previously overlooked pattern of DNA mutations in colorectal cancer. Scientists use these patterns, known as mutational signatures, ...

21 minutes ago
Phys.org / AI mapping reveals hidden stage of Arctic freeze with climate implications

As autumn gives way to winter across the Arctic, the ground doesn't immediately freeze solid. Instead, soils often linger near the freezing point for days or even weeks in a phase called the zero curtain. In a new NASA-led ...

1 hour ago
Tech Xplore / Cartilage-inspired lithium battery coating cushions cathodes against cracks during repeated charging

Lithium-ion batteries (LiBs) power electric vehicles and most existing electronics, ranging from laptops to smartphones, tablets, smart appliances and wearable devices. These batteries charge and discharge by moving lithium ...

2 hours ago
Medical Xpress / Fruit fly study sheds light on how forgotten memories return and change

As they explore the world, humans and other animals create many memories that they will later recall and that might inform their future actions. Over time, however, some of these memories can be forgotten or become less nitid, ...

6 hours ago
Phys.org / A museum-shelf mystery reveals 6,500-year-old human tooth pendant in Serbia

More than 6,500 years ago, someone carefully drilled a hole in a human tooth, strung it on a cord and likely used it as a necklace. Found during field surveys at the Vinča cultural site of Jablanica in Serbia, the human tooth ...

3 hours ago
Medical Xpress / Study suggests new antibody therapy for tick-borne disease

Crimean-Congo hemorrhagic fever virus (CCHFV) is a dangerous virus spread by ticks. It transmits Crimean-Congo hemorrhagic fever (CCHF), a serious disease that has been spreading into new regions worldwide. Capable of killing ...

2 hours ago
Medical Xpress / Deep brain stimulation shows potential to improve communication after traumatic brain injury

Deep brain stimulation, or DBS, may help improve speech and swallowing problems caused by traumatic brain injury (TBI), according to a new University of Pittsburgh School of Medicine study published in Nature Communications.

2 hours ago
Phys.org / AI decodes DNA initiator sequence found in about 60% of human genes

Precise activation of tens of thousands of genes is critical for healthy development and growth. Specialized segments of our DNA are responsible for carefully orchestrating genetic sequences that result in the production ...

2 hours ago
Phys.org / Animal genomes follow irreversible 'evolutionary highways' across thousands of species

A human, an octopus, and a coral could hardly look more different—yet deep inside their cells, their chromosomes still carry recognizable pieces of a genome inherited from an animal ancestor that lived more than 600 million ...

5 hours ago
Phys.org / Thawing Arctic riverbeds may erode up to 10 times faster than unfrozen ground

Sometimes science throws up the unexpected. When a team of researchers set out to model river erosion in Canada's High Arctic, they did not expect the findings to defy common sense.

3 hours ago
Tech Xplore / TikTok to pay $400 million settlement in U.S. children's privacy case

TikTok has agreed to pay $400 million to settle a lawsuit with the U.S. Department of Justice over claims that the video-sharing platform violated federal children's privacy laws, the department announced Friday.

2 hours ago