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14,000-Year-Old Human Hand- and Footprints Found in Italian Cave

In Grotta della Basura, a deep cave near Toirano in northern Italy, a team of archaeologists has made a surprising discovery: a number of human hand- and footprints on the clay-rich floor of the cave — evidence that a small ...

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Food Additive E171 May Impact Human Health

E171, a mixture of micro- and nano-sized particles of titanium dioxide (TiO2), is commonly used in high quantities in foods and some medicines as a whitening agent. Found in more than 900 food products such as chewing gum and mayonnaise, ...

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ESO’s Very Large Telescope Snaps Beautiful Image of Reflection Nebula

The European Southern Observatory (ESO) has released an absolutely beautiful photo taken by its Very Large Telescope (VLT) of the reflection nebula NGC 2023. Reflection nebulae are clouds of interstellar dust that reflect the light from nearby or internal sources, ...

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Moon is Still Tectonically Active, Researchers Say

In 2010, an analysis of images from NASA’s Lunar Reconnaissance Orbiter (LRO) found that the Moon shriveled like a raisin as its interior cooled, leaving behind thousands of cliffs called thrust faults on the lunar surface. A new analysis of ...

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Scientists Assemble Pan-Genome of Cultivated Tomato and Its Wild Relatives

An international team of researchers led by Boyce Thompson Institute for Plant Research and the U.S. Department of Agriculture- Agricultural Research Service has created a pan-genome that captures all of the genetic information of 725 cultivated and wild tomatoes, establishing ...

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99-Million-Year-Old Ammonite Found in Burmese Amber

An international team of paleontologists has found a piece of amber containing the beautifully preserved ammonite, several marine and land organisms that lived 99 million years ago (Cretaceous period). The ammonite-bearing piece of amber was obtained from a mine located ...

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Carbon Dioxide Concentration in the Earth’s Atmosphere Has Hit Levels Unseen for 3 Million Years

The concentration of carbon dioxide in the Earth’s atmosphere has reached levels not seen for 3 million years, scientists at Mauna Loa Observatory in Hawaii said Monday – offering a dire warning about the impact of human activity on the ...

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Walnuts May Help Improve Central Blood Pressure in People at Risk for Cardiovascular Disease

Walnuts are a rich source of polyunsaturated fatty acids, including alpha-linolenic acid and the linoleic acid, and contain a proportionally greater quantity of polyphenolic compounds compared with other tree nuts and vegetable oils. In a new randomized, controlled trial, a ...

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The Moon Is Shrinking, and It’s Causing Powerful ‘Moonquakes’

The moon is getting smaller, which causes wrinkles in its surface and moonquakes, according to a new study. As the moon’s interior cools, it shrinks, which causes its hard surface to crack and form fault lines, according to research sponsored ...

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An Explorer Just Made the Deepest Ever Manned Sea Dive — and He Found a Plastic Bag

An American explorer who set a new record for the deepest ever manned sea dive says he saw a plastic bag and candy wrappers at the bottom of the ocean. Victor Vescovo, 53, visited Challenger Deep, which is the deepest ...

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