MIT researchers traced chemical fossils in ancient rocks back to the ancestors of today’s demosponges. A team of geochemists at MIT has uncovered compelling signs in ancient rocks that some of Earth’s earliest animals may have been the…
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Ancient Sponges May Be Earth’s First Animals, New MIT Evidence Shows
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How to Print a Human
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The first “ghost heart” showed up online around 2005. In photographs, it has…
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X-ray movies reveal how intense lasers tear a buckyball apart
Understanding how many atoms move and interact inside laser-driven polyatomic molecules is essential for any attempt to guide chemical reactions using intense light. With the help of ultrashort, high-power X-ray pulses created by…
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Archaic-Era tomb contains elaborate bronze diadem
Excavations by the Ephorate of Antiquities of Phthiotis and Evrytania have made the remarkable discovery of an Archaic-Era tomb containing the remains of a woman buried with an elaborate bronze diadem.
Situated north of the Sanctuary of Apollo…
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RNA Processing Seems to Affect Lifespan
When a gene is expressed, its DNA sequence is transcribed into a molecule known as RNA. Then the cell processes and edits that RNA before it is translated into protein. Many genes can be processed and edited…
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Smoking Hemp on a Processed Diet Increases Cardiac Risk
Smoking hemp while eating a highly processed diet weakens the immune system and increases risk of cardiac problems, reported a new study in Life Sciences.
“If [three] components are there — good…
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Mutation Hotspots in the Human Genome are Discovered
Scientists have revealed parts of the genome that are especially vulnerable to mutations that occur very early on in development. These areas are in the initial portions of genes, where the cell tends to start…
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Microplastics May Contribute to Heart Disease
A new study published in the journal Environmental International has shown that exposure to microplastics may directly accelerate atherosclerosis, a vascular disease related to plaque buildup and hardening of…
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Memristor Materials: Exploring Unusual Sources
From the honey in your tea to the blood in your veins, materials all around you have a hidden talent. Some of these substances, when engineered in specific ways, can act as memristors—electrical components that can “remember” past states.
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Scientists Warn of Ice-Free Arctic Summers by Mid-Century
How is climate change influencing the Arctic climate and extreme weather? This is what a recent study published in Nature Reviews Earth & Environment hopes to address as an international team of researchers…
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