Why the FDA rejected a ‘breakthrough’ melanoma drug
The FDA rejected the promising skin cancer drug RP1 twice, leaving many puzzled and worried about what this means for other drug approvals
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Why do crabs walk sideways? Scientists trace it back 200 million years
Crabs’ famous sideways walk may trace back to a single evolutionary moment 200 million years ago. Researchers found that most modern crabs inherited this trait from one ancestor—and never looked back. The movement likely gave them an edge, helping them dodge predators with
18th-century mechanical volcano roars to life 250 years later
A centuries-old vision of a mechanical volcano has finally erupted into reality, as two University of Melbourne engineering students recreated a design first imagined in 1775 by volcanology enthusiast Sir William Hamilton. Drawing from an 18th-century watercolor and a preserved
Boosting one protein helps the brain fight Alzheimer’s
Scientists have discovered a way to help the brain clean itself of harmful Alzheimer’s plaques by activating its own support cells. By increasing a protein called Sox9, researchers were able to boost the activity of astrocytes, star shaped cells that help maintain brain health.
The “big one” might not come alone: Double West Coast earthquake threat
Two of the most dangerous fault systems on the U.S. West Coast may be more connected than scientists once thought. New research suggests the Cascadia subduction zone and the San Andreas fault can “sync up,” triggering earthquakes within minutes or hours of each other. This rare
Do octopus brains work like humans’—or is there another way to be smart?
Just like vertebrates, cephalopods—such as octopuses and squid—have elaborate brains. Neuroscientists are flocking to them for insights into how intelligence evolved.
Scientists sound alarm as dangerous amoebas spread globally
Free-living amoebae are emerging as a global health concern, fueled by warming temperatures and outdated water systems. While many are harmless, some can cause deadly infections and even protect other dangerous microbes. Their ability to survive heat and disinfectants makes