Fuel flow, heat fluctuations drive dangerous oscillations in rocket engines
Combustion engines can develop high frequency oscillations, leading to structural damage to the engines and unsafe operating conditions. A detailed understanding of the physical mechanism that causes these oscillations is required but has been lackin.....»»
Vietnam temperature records tumble as heat wave scorches
More than 100 temperature records fell across Vietnam in April, according to official data, as a deadly heat wave scorches South and Southeast Asia......»»
NASA hasn’t landed on the Moon in decades—China just sent its third in six years
China is going. NASA is talking about going. What gives? Enlarge / A Long March 5 rocket carrying the Chang'e-6 lunar probe blasts off from the Wenchang Space Launch Center on May 3, 2024 in Wenchang, China. (credit: Li Zhenzhou/.....»»
NASA’s Orion spacecraft has ‘critical issues’ with its heat shield, report finds
NASA intends to use its Orion capsule to send astronauts to the moon, but a report has found that issues with the capsule's heat shield could be a safety risk......»»
Ariane 6 launches: Exolaunch"s EXOpod Nova
Europe's newest rocket soon launches, taking with it many space missions each with a unique objective, destination and team at home, cheering them on. Whether launching new satellites to look back and study Earth, peer out to deep space or test impor.....»»
Lahar detection system upgraded for Mount Rainier
In the shadow of Washington State's Mount Rainier, about 90,000 people live in the path of a potential large lahar—a destructive, fluid and fast-moving debris flow associated with volcanic slopes......»»
Rocket Report: Astroscale chases down dead rocket; Ariane 6 on the pad
Rocket Factory Augsburg, a German launch startup, nears a test-firing of its booster. Enlarge / This image captured by Astroscale's ADRAS-J satellite shows the discarded upper stage from a Japanese H-IIA rocket. (credit: Astrosca.....»»
Research shows bumblebee nests are overheating due to climate change, threatening future populations
As a result of the climate crisis, global warming is driving up temperatures around the world—and bumblebees, like humans, are struggling to cope with homes that can't beat the heat......»»
New process tackles pollution on dual fronts of plastic waste and fuel emissions
What if we could help the global plastic waste problem and the transportation industry with the same technology?.....»»
Study finds human noise negatively impacts cricket survival and reproduction
As the sun sets and the sweltering heat gives way to a balmy evening, there's one sound that fills the air, both beloved and bothersome: the rhythmic symphony of chirping crickets. However, human-generated noise can mask the harmony of the cricket so.....»»
Pulsed plasma rocket (PPR): Shielded, fast transits for humans to Mars
The future of a space-faring civilization will depend on the ability to move both cargo and humans efficiently and rapidly. Due to the extremely large distances that are involved in space travel, the spacecraft must reach high velocities for reasonab.....»»
Sideloading, third-party browser engines, and more are coming to the iPad in the EU this year
Earlier this week, the European Commission announced that iPadOS is now designated as a gatekeeper platform in the European Union, just like the iPhone and the App Store. In a new developer announcement today, Apple acknowledged this change and co.....»»
Get Ready for Monster Hurricanes This Summer
Scientists are forecasting 11 North Atlantic hurricanes this year, five of them being major. Here’s what’s turning the storms into increasingly dangerous behemoths......»»
Nepal battles raging wildfires across the country
Firefighters and local residents battled a massive wildfire on the outskirts of Nepal's capital Thursday as the Himalayan republic endures a severe fire season authorities have blamed on a heat wave......»»
Toyota executives like fuel cell technology for zero-emission pickups
A hydrogen pickup would have bigger towing ranges and a fuel-like gasoline truck, Toyota executives say......»»
Texans should prepare for hotter temperatures, greater risk of fire and flooding
Weather conditions across the Lone Star State are getting more extreme and more dangerous by the year, according to a new report from Texas A&M University professor and State Climatologist John Nielsen-Gammon......»»
Business and management graduates can become sustainability champions—lessons from Uganda and Tanzania
There is no doubt about it: the world is in the grips of a climate crisis. The headlines are full of reports about extreme weather events and the negative effects of the fossil fuel industry......»»
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.....»»
Pet dogs and strays suffer in Asia heat wave
Soaring temperatures across Kolkata have brought life in much of the Indian megacity to a standstill, but veterinarian Partha Das cannot recall a time when he was more busy......»»
Mass fish die-off in Vietnam as heat wave roasts Southeast Asia
Hundreds of thousands of fish have died in a reservoir in southern Vietnam's Dong Nai province, with locals and media reports suggesting a brutal heat wave and the lake's management are to blame......»»
Toyota establishes North American hydrogen business headquarters in Los Angeles
The H2HQ facility will do R&D, commercialization and sales for hydrogen fuel cell products......»»