The last ice age peaked around 20,000 years ago and was marked by extensive glaciation and dramatic climate shifts that reshaped Earth's oceans, landscapes and ecosystems. A study led by the University of Arizona suggests ...
Earth Sciences
Sep 25, 2024
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7
The ocean's twilight zone is deep, dark, and—according to new research—iron deficient. No sunlight reaches this region 200 to 1,000 meters below the sea surface, where levels of iron, a key micronutrient, are so low that ...
Ecology
Sep 25, 2024
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74
Newly discovered fossils, belonging to the mammal-precursor species Brasilodon quadrangularis and Riograndia guaibensis, offer critical insights into the development of the mammalian jaw and middle ear, revealing evolutionary ...
Evolution
Sep 25, 2024
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73
Covalent bonds, in which two atoms are bound together by sharing a pair of electrons, form the scaffolding that underpins the majority of organic compounds. In 1931, the Nobel Laureate Linus Pauling suggested that covalent ...
Analytical Chemistry
Sep 25, 2024
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24
In a study published in the journal Nature, researchers from the Center for Genomic Regulation (CRG) and the Wellcome Sanger Institute have discovered that mutations affect protein stability following remarkably simple rules. ...
Biotechnology
Sep 25, 2024
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6
Carnegie Mellon University scientists have found that an environmentally friendly process involving a TAML catalyst and hydrogen peroxide effectively degrades several antibiotics and other drugs found in municipal secondary ...
Analytical Chemistry
Sep 25, 2024
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7
A research team from Freie Universität Berlin has discovered that soil properties are severely impacted when subjected to a large number of different environmental stressors. The study is published in Nature Communications.
Ecology
Sep 25, 2024
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24
Finland will return two giant pandas on loan from China more than eight years ahead of schedule because of financial problems at the zoo where they are housed, its chair told AFP on Wednesday.
Plants & Animals
Sep 25, 2024
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1
A large, ordinary-looking warehouse in the German city of Cologne is the closest you can get to walking on the moon—without leaving Earth.
Space Exploration
Sep 25, 2024
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68
UN chief Antonio Guterres warned on Wednesday that surging sea levels are creating "a rising tide of misery," as a coalition of small island nations declared that their sovereignty must be respected even if their lands are ...
Environment
Sep 25, 2024
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