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New evidence of liquid water on Mars suggests the planet is geothermally active

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Scientists have discovered new evidence that liquid water exists under the ice cap at Mars’ south pole and it could mean the planet is geothermally active. In 2018, the European Union Mars-Express orbiter discovered that the surface of the ice sheet covering the south pole of March dips and rises, suggesting liquid water may be …

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Fossil egg study suggests dinosaurs were already in decline when asteroid hit | CNN

Fossil egg study suggests dinosaurs were already in decline when asteroid hit | CNN

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Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advancements and more. CNN — It’s a fierce paleontological debate. Did the massive asteroid that struck Earth 66 million years ago wipe out a thriving and diverse population of dinosaurs, or were they already struggling to survive when …

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Why are we laughing? New study suggests it could be a survival strategy

Why are we laughing? New study suggests it could be a survival strategy

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A woman in labor is having a terrible time and suddenly screams, “I shouldn’t! I couldn’t! I couldn’t! I can’t! I can’t!” “Don’t worry,” said the doctor. “It’s just contractions.” So far, several theories have sought to explain what makes something funny enough to make us laugh. These include transgression (something forbidden), perforation of a …

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Alzheimer’s May Not Be Primarily a Brain Disease: New Theory Suggests It’s an Autoimmune Disorder – Neuroscience News

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Summary: Rather than just being a disease of the brain, the researchers propose that Alzheimer’s disease could be an immune system disorder in the brain. Source: The conversation The search for a cure for Alzheimer’s disease is becoming an increasingly competitive and controversial quest, with recent years witnessing several significant controversies. In July 2022, Science …

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What could have given modern humans an edge over Neanderthals, new research suggests

What could have given modern humans an edge over Neanderthals, new research suggests

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Now, an intriguing study published on September 8 has revealed a potential difference that could have given modern humans, or Homo sapiens, a cognitive advantage over Neanderthals, Stone Age hominids that lived in Europe and parts of Asia before going extinct about 40,000 years ago. . Scientists at the Max Planck Institute for Molecular Cell …

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Space station experiment suggests Mars rovers will have to dig deep to find life

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NASA’s Mars rovers shouldn’t expect to detect biomarkers on the Red Planet’s surface, according to a new study based on an experiment aboard the International Space Station (ISS) that suggests ultraviolet radiation will break down these molecules after only a year or two. Both Curiosity and Perseverance use Raman spectrometers to identify organic compounds and, …

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Startling discovery suggests 'aquatic worlds' are more common than we thought

Startling discovery suggests ‘aquatic worlds’ are more common than we thought

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Demographics of minor planets around M dwarf stars. Credit: Rafael Luque (University of Chicago), Pilar Montañés (@pilar.monro), Gabriel Pérez (Canary Islands Institute of Astrophysics) and Chris Smith (NASA Goddard Space Flight Center) Water is the one thing all life on Earth needs, and the cycle from rain to river to ocean to rain is an …

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