Caltech researchers have discovered a new class of enzymes that enable a myriad of bacteria to "breathe" nitrate when in low-oxygen conditions. While this is an evolutionary advantage for bacterial survival, the process produces ...
Earth Sciences
Jun 21, 2024
0
162
Vanilla extract is one of the most widely used flavoring compounds in food products and cosmetics. The pleasant and sweet smell of this classic flavor is imparted by the chemical compound "vanillin" found in the seed pods ...
Cell & Microbiology
May 16, 2024
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46
The global challenge of plant disease outbreaks under low light intensities leads to significant crop yield losses, with the mechanisms of low light's impact on plant defense poorly understood. Research has identified high ...
Molecular & Computational biology
Feb 5, 2024
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1
Oxygen is an essential element for survival. Ocean warming, circadian rhythm, eutrophication, high-density aquaculture, power failures and long-distance live animal transportation can all lead to low oxygen levels in water. ...
Plants & Animals
Jan 29, 2024
0
7
Tardigrades—hardy, microscopic animals commonly known as "water bears"—use a molecular sensor that detects harmful conditions in their environment, telling them when to go dormant and when to resume normal life. A team ...
Plants & Animals
Jan 17, 2024
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90
Anoxia threatens inland waters worldwide. Once it has occurred in a lake, the lack of oxygen even sets in motion a downward spiral that accelerates with increasing global warming. This is indicated by the results of an international ...
Ecology
Jan 5, 2024
1
11
Lakes around the world emit methane to the atmosphere, accounting for up to 19% of total global emissions of this potent greenhouse gas. Most of the methane in lakes comes from microbes in the lake bed that consume dissolved ...
Earth Sciences
Nov 10, 2023
0
1
Florida State University scientists have uncovered answers to a conundrum in Earth's history: Why did marine life experience an extraordinary boom millions of years ago?
Earth Sciences
Oct 12, 2023
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9
The outer planets of our solar system, Uranus and Neptune, are water-rich gas giants. These planets have extreme pressures 2 million times the Earth's atmosphere. They also have interiors as hot as the surface of the sun. ...
Planetary Sciences
Oct 9, 2023
0
88
Direct conversion of methane (CH4) to high-value-added chemicals at room temperature, by directly using abundant and low-cost molecular oxygen (O2) as an oxidant, is an ideal route for CH4 utilization. But it remains a challenge ...
Analytical Chemistry
Sep 27, 2023
0
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