Arizona wildfire near Kitt Peak observatory 40% contained
A lightning-caused wildfire that led to an evacuation of the Kitt Peak National Observatory southwest of Tucson is 40% contained, authorities said......»»
Restoring Cuyamaca"s tree canopy is years away: Some birds may never return
It is a 2.6-mile hike up Lookout Road to reach Cuyamaca Peak from Paso Picacho Campground......»»
Lucid launches referral program with vehicle discounts and factory tours
Air EV buyers who use a referral code can get $700 to $1,250 off. Lucid owners who refer new customers can win a tour of Lucid's Arizona factory. EV rival Tesla has used referrals since 2015......»»
The sun"s activity cycle is reaching its peak early—knowing why could help us unlock the secrets of our star
Our sun is a steady and everlasting companion. Reliable like a clock, its apparent passage across the sky allows us to measure time. The sun and its path is also the source of Earth's seasons. But in many respects, our sun is far from calm and unchan.....»»
Variable star RZ Piscium has a compact and highly perturbed debris disk, study finds
Using NASA's Spitzer and WISE space telescopes, astronomers from the Steward Observatory and elsewhere have observed a well-known variable star designated RZ Piscium. They found that the star's circumstellar debris disk is compact and highly perturbe.....»»
TikTok global music event headlined by Cardi B, as Instagram sued by 42 US states
A live TikTok global music event will take place on December 10 at Sloan Park in Mesa, Arizona. Known as TikTok in The Mix, it will combine headline acts like Cardi B, Niall Horan, Anitta, and Charlie Puth with upcoming artists who are making a name.....»»
Investigating banana trees as buffers to fight wildfires
Fire buffers composed of irrigated banana trees could slow and calm wildfires and generate profit for residents of fire-prone regions, according to a study published in PNAS Nexus. Climate change is increasing wildfire risk. Wildfires in the Western.....»»
Astrophysicists scan the galaxy for signs of life
The astrophysicists, from Trinity and the Breakthrough Listen team and Onsala Space Observatory in Sweden, are scanning the universe for "technosignatures" emanating from distant planets that would provide support for the existence of intelligent, al.....»»
Declining Bering Sea ice linked to increasing wildfire hazard in northeast China
China has been making strides in recent years to reduce air pollution, including fitting filters in coal-fired power stations to remove sulfur dioxide from emissions, a molecule that reacts with other compounds in the atmosphere to form polluting par.....»»
Residents unprepared for wildland fires, face barriers in implementing prevention measures: Study
This year, Canada saw the worst wildfire season in its history, with fires destroying homes, displacing thousands of residents, and burning the largest area since contemporary records began in 1983. Much of this damage to communities could be reduced.....»»
In 1952, a group of three "stars" vanished—astronomers still can"t find them
On July 19, 1952, Palomar Observatory was undertaking a photographic survey of the night sky. Part of the project was to take multiple images of the same region of sky, to help identify things such as asteroids. At around 8:52 that evening a photogra.....»»
LIGO surpasses the quantum limit
In 2015, the Laser Interferometer Gravitational-Wave Observatory (LIGO), made history when it made the first direct detection of gravitational waves—ripples in space and time—produced by a pair of colliding black holes......»»
A solar "radio eclipse" ring of fire
On October 14, as most Californians were treated to a partial solar eclipse, researchers at the Owens Valley Radio Observatory (OVRO) took in a different view......»»
Wildfire smoke leaves harmful gases in floors and walls—air purifiers aren"t enough, new study shows
When wildfire smoke turns the air brown and hazy, you might think about heading indoors with the windows closed, running an air purifier or even wearing a mask. These are all good strategies to reduce exposure to the particles in wildfire smoke, but.....»»
How to watch the Orionid meteor shower tonight, in person or online
The Orionid meteor shower will peak tonight, Saturday October 21. Here's how to watch......»»
Thai government pledges action as Bangkok pollution spikes
Thai officials on Friday promised action to address a spike in air pollution that came before the normal peak of seasonal haze, but environmental activists accused authorities of hot air......»»
Astronomers detect most distant fast radio burst to date
An international team has spotted a remote blast of cosmic radio waves lasting less than a millisecond. This 'fast radio burst' (FRB) is the most distant ever detected. Its source was pinned down by the European Southern Observatory's (ESO) Very Larg.....»»
From the skies to your roof, what does a raindrop pick up along the way?
As clean water access becomes more difficult in the American Southwest, more people are turning to harvesting rainwater as a solution, especially in Arizona. But with little data on contaminants in harvested rainwater, communities are wondering how c.....»»
Astronomers report discovery of the closest ultrastripped supernova: SN 2021agco in UGC 3855
Astronomers report the discovery of a new ultrastripped supernova in the galaxy UGC 3855. The supernova was detected using the Half Meter Telescope (HMT) at the Xingming Observatory in China. The finding was detailed in a paper published October 7 on.....»»
EU to seek virtual elimination of fossil fuels at COP28
The EU will seek a global phase-out of fossil fuels and for their use to reach a peak in this decade, according to the member states' common position adopted unanimously late Monday......»»
Study finds wildfire isn"t primary factor in invasive annual grass expansion in Great Basin
Scientists examined the assumption that wildfires are the primary factor driving the expansion of invasive annual grasses that are taking over shrubland and grassland in the U.S. Great Basin and found that annual grasses are highly competitive even i.....»»