With 7,000+ satellites and growing, is space sustainable? An Ars Frontiers recap
"We've been using space as our own personal operating dumping ground." Enlarge / Eric Berger (upper left) moderated a panel featuring (clockwise) Alex Fielding, Charity Weeden, and Bhavya Lal on the topic of satellites and low-Ea.....»»
From seafloor to space: New bacterial proteins shine light on climate and astrobiology
Gigatons of greenhouse gas are trapped under the seafloor, and that's a good thing. Around the coasts of the continents, where slopes sink down into the sea, tiny cages of ice trap methane gas, preventing it from escaping and bubbling up into the atm.....»»
The interaction between AGN and starburst activity as viewed with JWST
With excellent sensitivity and spatial and spectral resolutions, the James Webb Space Telescope (JWST) presents an unprecedented opportunity to promote our understanding of the evolutionary processes of galaxies......»»
Genetically engineering associations between plants and diazotrophs could lessen dependence on synthetic fertilizer
Nitrogen is an essential nutrient for plant growth, but the overuse of synthetic nitrogen fertilizers in agriculture is not sustainable......»»
JWST discovers massive and compact quiescent galaxy
Astronomers have reported the discovery of a new galaxy using the James Webb Space Telescope (JWST) as part of the JWST COSMOS-Web survey. The newfound object, designated JWST-ER1 is a massive and compact quiescent galaxy. The findings were detailed.....»»
Why endangered wildlife needs AML law coverage and banks need to share IWT intelligence
The illegal wildlife trade (IWT) is a fast-growing "financial portfolio" within the larger illegal, violent, parallel transnational global economy. As such, it creates state-level security and development risks, especially in source countries......»»
Why build megastructures? Just move planets around to make habitable worlds
In 1960, Freeman Dyson proposed how advanced civilizations could create megastructures that enclosed their system, allowing them to harness all of their star's energy and multiplying the habitable space they could occupy. In 2015, the astronomical co.....»»
How NASA Is Protecting Its Precious Asteroid Bennu Sample
The OSIRIS-REx capsule containing a "treasure trove" of space rocks has now arrived at Johnson Space Center, where scientists will gingerly unpack it......»»
NASA is seeking help to crash the space station at the end of its life
NASA is seeking help to build a space tug that will be deployed to safely deorbit the International Space Station at the end of its life in 2031......»»
9to5Mac Daily: September 25, 2023 – iPhone 15 Pro durability and battery testing
Listen to a recap of the top stories of the day from 9to5Mac. 9to5Mac Daily is available on iTunes and Apple’s Podcasts app, Stitcher, TuneIn, Google Play, or through our dedicated RSS feed for Overcast and other podcast players. Sponsored by Wa.....»»
Customer FineWoven complaints lead to threadbare response from Apple
An internal memo from Apple to retail employees offers little help regarding iPhone FineWoven case material complaints over durability and build quality.Apple's FineWoven caseApple has moved away from leather products in favor of a more sustainable F.....»»
Jeff Bezos finally got rid of Bob Smith at Blue Origin
"I am confident that Blue Origin's greatest achievements are still ahead of us." Enlarge / Blue Origin CEO Bob Smith (black hat) walks with Jeff Bezos after his flight on Blue Origin’s New Shepard into space in July 2021. (cred.....»»
Space Force chief says commercial satellites may need defending
"It would stand to reason that same philosophy would extend into space." Enlarge / Gen. Chance Saltzman, the top general on the US Space Force, testifies before a Senate subcommittee in March. (credit: Drew Angerer/Getty Images).....»»
US-China rivalry spurs investment in space tech
The race to get back to the moon is fuelling US investment in private sector space firms......»»
Analyzing ways to help golden eagle populations weather the growth in wind-energy
Wind energy is a major component of the U.S. clean-energy goals. Already one of the fastest growing and lowest-cost sources of electricity in the country, it is poised for even more rapid growth, according to the U.S. Department of Energy......»»
Scientists reveal what fuels wildfires in Sierra Nevada Mountains
Wildfires in California, exacerbated by human-driven climate change, are getting more severe. To better manage them, there's a growing need to know exactly what fuels the blazes after they ignite. In a study published in Environmental Research Letter.....»»
Historic wind tunnel facility testing NASA"s Mars ascent vehicle rocket
The MAV (Mars Ascent Vehicle) team recently completed wind tunnel testing at NASA's Marshall Space Flight Center in a facility that has been a critical part of NASA missions going all the way back to the Apollo program......»»
SpaceX sets up 200th reflight with Cape Canaveral launch Saturday night
SpaceX's reusability juggernaut keeps rolling with a planned Space Coast launch Saturday night that would mark the 200th time the company has relied on a previously launched booster to get its payloads to space......»»
Image: Spacecraft bus for satellite servicing mission arrives at NASA Goddard
On Sept. 20, 2023, the On-orbit Servicing, Assembly, and Manufacturing 1 (OSAM-1) spacecraft bus arrived at NASA's Goddard Space Flight Center in Greenbelt, Maryland, after its journey from a Maxar facility in California. Following this critical mile.....»»
Hubble peers at peculiar Arp 107 pair
This image taken using the NASA/ESA Hubble Space Telescope's Advanced Camera for Surveys (ACS) shows Arp 107, a celestial object that includes a pair of galaxies in the midst of a collision. The larger object (left) is an extremely energetic type of.....»»
Turning up gravity for space fungi study
Fungi in space have been a plot point in Star Trek: Discovery, but they are also a very real problem for astronauts and space stations. United Nations co-sponsored testing by a team from Macau in China subjected fungi to hypergravity with ESA's fast-.....»»