Finding the cause of a fatal problem in rocket engine combustors
Rocket engines contain confined combustion systems, which are essentially combustion chambers. In these chambers, nonlinear interactions among turbulent fuel and oxidizer flows, sound waves, and heat produced from chemical reactions cause an unstable.....»»
Euclid telescope: Scientist reports on his quest to understand the nature of dark matter and dark energy
On July 1, 2023, Euclid, a unique European space telescope was launched from Cape Canaveral. The launch was undoubtedly the highlight of my career as an astronomer, but witnessing the result of years of work being put on a rocket is not for the faint.....»»
Cell contraction drives the initial shaping of human embryos, study finds
Human embryo compaction, an essential step in the first days of an embryo's development, is driven by the contractility of its cells. This is the finding of a team of scientists from CNRS, Institut Curie, Inserm, AP-HP and the Collège de France. Pub.....»»
Launch date set for NASA"s PREFIRE mission to study polar energy loss
NASA and Rocket Lab are targeting no earlier than Wednesday, May 22, 2024, for the first of two launches of the agency's PREFIRE (Polar Radiant Energy in the Far-InfraRed Experiment) mission to study heat loss to space in Earth's polar regions......»»
Study: Racial bias is no "false alarm" in policing
Black drivers are more frequently searched during traffic stops without finding contraband than white drivers, according to a University of Michigan study......»»
Apple working on fix for bug causing iPhone alarms to not play sounds
Over the last several weeks, a number of reports on social media have surfaced from iPhone users claiming their alarms don’t properly play a sound. Apple has since confirmed that it’s aware of this problem, and says it is working on a fix......»»
Neutron stars could be capturing primordial black holes
The Milky Way has a missing pulsar problem in its core. Astronomers have tried to explain this for years. One of the more interesting ideas comes from a team of astronomers in Europe and invokes dark matter, neutron stars, and primordial black holes.....»»
UV light treats beet disease and combats fungicide resistance
Germicidal ultraviolet light is effective at killing a damaging fungus that infects table beets, adding an important organic tool to fight the growing problem of fungicide resistance, according to a new Cornell study......»»
Intervention based on science of reading and math boosts comprehension and word problem-solving skills
New research from the University of Kansas has found that an intervention based on the science of reading and math effectively helped English learners boost their comprehension, visualize and synthesize information, and make connections that signific.....»»
EU will force Apple to add app sideloading, alternative browser engine support to iPad
The last few months have seen Apple rapidly implement technical and policy solutions to comply with the Digital Markets Act. That has seen the rollout of things like alternative app marketplaces, web distribution, alternative browsers, and more as pa.....»»
Ford BlueCruise driver assist under federal scrutiny following 2 deaths
NHTSA has opened an investigation after two separate fatal crashes at night. Enlarge / BlueCruise allows drivers to take their hands off the wheel but not their eyes off the road. (credit: Ford) The federal regulator res.....»»
The planetary orbit in Netflix"s "3 Body Problem" is random and chaotic, but could it exist?
I first encountered the three-body problem 60 years ago, in a short story called "Placet is a Crazy Place" by American science fiction writer Frederic Brown......»»
How to Fix Apple Pencil Not Connecting to iPad
One of the more common Apple Pencil problems we hear about is an issue where the accessory stops connecting to the iPad. It’s a frustrating problem, but it can be relatively easy to fix. Before we get into the fixes, a quick note about compatib.....»»
Recovering phosphorus from sewage sludge ash to address problem of diminishing supplies of phosphorus ores
Valuable supplies of phosphorus could be recovered from sewage sludge ash, which remains after the sludge has been burned for electric power generation. The method has been developed by chemical engineers Yuuki Mochizuki and Naoto Tsubouchi at Hokkai.....»»
Rocket Report: SLS workforce cuts; New Glenn launch to launch in the early fall
"This is a vital component in our preparations for launch." Enlarge / The flight hardware core stage for Europe’s new rocket, Ariane 6, is moved onto the launch pad for the first time this week. A launch is possible some time t.....»»
Researchers establish a high-throughput multiscale evaluation method for thermal stress in thermal barrier coatings
Thermal barrier coatings (TBCs) are widely used in gas turbine engines to obtain elevated working temperatures and improve engine efficiency. The phase transition of the ceramic layer is accompanied by a large volume difference, causing the concentra.....»»
Scholars explain the ideology that says technology is the answer to every problem
Silicon Valley venture capitalist Marc Andreessen penned a 5,000-word manifesto in 2023 that gave a full-throated call for unrestricted technological progress to boost markets, broaden energy production, improve education and strengthen liberal democ.....»»
Recently discovered black hole is part of a nearby disrupted star cluster, study finds
European astronomers have investigated a recently detected black hole designated Gaia BH3. In their results, they found that the black hole is associated with a nearby disrupted star cluster known as ED-2. The finding is reported in a paper published.....»»
Continental fined $107M over role in diesel-emissions scam
German prosecutors issued the fine over the company’s participation in the scam via selling more than 12 million engine control units that automakers, including Volkswagen Group, used to manipulate emissions......»»
How to choose the best RAM for your PC in 2024
DDR, DIMM, XMP, CAS ... Confused? No problem -- our RAM buying guide will help you demystify this once and for all so that you can make your PC run great......»»
Fake engine noises in electric cars need to die
Electric cars have the benefit of being much more quiet than their gas-powered counterparts. So why are carmakers building in fake engine noises?.....»»