Plants are not exposed to herbivores without defenses. When an insect feeds on a leaf, thereby wounding it and releasing oral secretions, a signaling cascade is elicited in the plant, usually starting with a rapid increase ...
Evolution
52 minutes ago
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26
Located at CERN's North Area and receiving beams from the Super Proton Synchrotron (SPS), the NA64 and NA62 experiments search for dark matter, complementing searches at the LHC, as they cover a different energy range. Both ...
General Physics
57 minutes ago
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0
Case Western Reserve University researchers are leading the development of a "smart packaging" system to monitor temperature fluctuations, moisture changes and pathogens in perishable food products during transportation.
Nanomaterials
3 minutes ago
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0
The Paleocene–Eocene Thermal Maximum (PETM) is a period of global warming that occurred ~56 million years ago, lasting approximately 200,000 years, when the Earth experienced global surface temperature elevations of ~5°C.
Earth Sciences
10 hours ago
4
113
Examples of infections tied to gram-negative bacteria include pneumonia, bloodstream infections, wound-site infections and meningitis, according to the Centers for Disease Control and Prevention.
Biotechnology
1 hour ago
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4
Within nature, the compatibility of animals' feeding mechanisms with their food sources determines the breadth of available resources and how successfully the animals will feed. Those who feed on the nectar of flowers, such ...
Plants & Animals
6 hours ago
0
70
Researchers at the University of Ottawa, in collaboration with Danilo Zia and Fabio Sciarrino from the Sapienza University of Rome, recently demonstrated a novel technique that allows the visualization of the wave function ...
Optics & Photonics
4 hours ago
0
1089
A team of archaeologists from the Indian Institute of Technology and the Geological Survey of India, has unearthed the first ever remains of a dicraeosaurid sauropod in India. In their paper published in the journal Scientific ...
Paleontology & Fossils
5 hours ago
0
85
Clues about the formation of major ice sheets on Antarctica have been found in mud cores drilled in Mississippi, providing an important lesson about a major climate cooling event, sometimes known as the Grande Coupure or ...
Earth Sciences
3 hours ago
0
26
In many cases, cells are very active in their movement and serve as power generators. The ability of cells to produce physical forces is one of the basic functions of the body. When running, for example, the forces generated ...
Cell & Microbiology
3 hours ago
0
47
Quokkas residing in the Northern Jarrah Forest, Western Australia have been found to be using fire exclusion zones to ensure their own safety and longevity.
Plants & Animals
3 hours ago
0
36
By analyzing the images of the Sombrero Galaxy obtained with the Hubble Space Telescope (HST), Elio Quiroga Rodriguez of the Mid Atlantic University in Spain, has identified a peculiar object, which turned out to be a galaxy ...
Astronomy
6 hours ago
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141
New research has improved the accuracy of the parameters governing the expansion of the universe. More accurate parameters will help astronomers determine how the universe grew to its current state and how it will evolve ...
Astronomy
6 hours ago
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97
Biological cells undergo a process known as "heat stress response" when exposed to excessively high temperatures. Heat stress triggers a cascade of signaling mechanisms to produce a variety of heat shock proteins (Hsps), ...
Cell & Microbiology
4 hours ago
0
31
Up to twice the amount of subglacial water that was originally predicted might be draining into the ocean—potentially increasing glacial melt, sea level rise, and biological disturbances.
Earth Sciences
4 hours ago
0
15
NASA's James Webb Space Telescope obtained images of the Ring Nebula, one of the best-known examples of a planetary nebula. Much like the Southern Ring Nebula, one of Webb's first images, the Ring Nebula displays intricate ...
Astronomy
4 hours ago
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