Electric space propulsion systems use energized atoms to generate thrust. The high-speed beams of ions bump against the graphite surfaces of the thruster, eroding them a little more with each hit, and are the systems' primary ...
Space Exploration
Jan 31, 2023
1
239
(Phys.org)—A review of evidence into Quantitative Easing (QE) has shown that the Government's hope that it will pull the UK out of recession may be unfounded.
Economics & Business
Oct 10, 2012
13
0
Understanding how proteins bend, twist, and shape-shift as they go about their work in cells is enormously important for understanding normal biology and diseases. But a deep understanding of protein dynamics has generally ...
Cell & Microbiology
Oct 18, 2021
0
288
Light, with its countless colors, is one of the wonders of nature. To truly understand what we see, it is essential to know the precise colors of the light with which we perceive our world. We achieve this by means of optical ...
Optics & Photonics
Jul 10, 2023
0
26
Policymakers and researchers have underestimated the effect that changes in land management and people's diets would have on limiting greenhouse gas emissions and countering the effects of climate change, according to a study ...
Environment
Dec 12, 2018
1
165
Microbial communities are thought to contain keystone species, which can disproportionately affect the stability of the communities, even if only present in low abundances. Identifying these keystone species can be challenging, ...
Ecology
Nov 16, 2023
0
48
An oasis in the California desert, Palm Springs says it is committed to saving water -- but not before filling its swimming pools and tending to its dozens of verdant golf courses.
Environment
Jun 19, 2012
7
0
(Phys.org) —In the nearly six decades since quasars were discovered, the list of these energetic galaxies powered by supermassive black holes has grown to more than 100,000 – enough examples to reveal important information ...
Astronomy
Apr 18, 2013
1
0
(Phys.org)—For the first time, scientists witnessed the details of the full, ultrafast process of liquid droplets evolving into a bubble when they strike a surface. Their research determined that surface wetness affects ...
General Physics
Dec 13, 2012
0
0
Biologists at Cold Spring Harbor Laboratory (CSHL) are using a mathematical approach developed in CSHL Assistant Professor David McCandlish's lab to find solutions to a diverse set of biological problems. Originally created ...
Molecular & Computational biology
Oct 4, 2021
0
83
