Team reports on relationship between contents of diosgenin and brassinosteroids in Dioscorea zingiberensis
Diosgenin, a secondary metabolite isolated from the Dioscorea spp. plant family, is an irreplaceable and ideal starting material for the synthesis of steroid hormone drugs. Dioscorea zingiberensis is the world's most desirable and important plant sou.....»»
Rising mercury levels may contribute to declining Steller sea lion populations
A team of researchers from Texas A&M University and other institutions has made a surprising discovery about rising mercury levels in Steller sea lion pups that may have detrimental effects on the endangered species......»»
5 key takeaways from April U.S. sales reports
U.S. light-vehicle sales slipped 3.9 percent to 1.32 million last month compared with April 2023; Toyota led among the brands......»»
Making sure ESA"s cloud and aerosol satellite is aerosol-free
A few weeks ago, a team of engineers carefully extracted ESA's EarthCARE satellite from its protective transport container, initiating a meticulous process of inspection, testing and preparation for its liftoff later this month from the Vandenberg la.....»»
NOAA reports continued drop in overfishing
In a report released May 2, NOAA Fisheries announced that 2023 saw a record low for the number of fish stocks subject to overfishing. The annual "Status of the Stocks" report is an assessment of the 506 stocks and stock complexes managed by NOAA Fish.....»»
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.....»»
Astronomers inspect population of young stellar objects in open cluster NGC 346
Using the James Webb Space Telescope (JWST), an international team of astronomers has explored young stellar objects (YSOs) in an open cluster known as NGC 346. The study, published April 24 on the preprint server arXiv, yields crucial information ab.....»»
New mirror that can be flexibly shaped improves X-ray microscopes
A team of researchers in Japan has engineered a mirror for X-rays that can be flexibly shaped, resulting in remarkable precision at the atomic level and increased stability......»»
"Degree of Kevin Bacon" gene provides possible basis for central players in group connectedness
A team of biologists and geneticists at the University of Toronto at Mississauga has found a possible genetic basis for a central player in group connectedness. In their study, published in the journal Nature Communications, the group conducted genet.....»»
Demystifying the complex nature of Arctic clouds
With dancing ribbons of light visible in the sky, a team of researchers flew on a series of scenic and sometimes stormy flights into the cold unknown, trying to learn more about why one of the most frigid places on Earth is warming at a feverish pace.....»»
Researchers determine large numbers of wild mountain goats are killed every year by avalanches
A multi-institutional team of animal behaviorists, snow impact specialists and biologists from Alaska, Montana, Switzerland and Canada has found that large numbers of wild mountain goats die every year in Alaska due to avalanches. For their study, th.....»»
Physicists create an optical tweezer array of individual polyatomic molecules for the first time
A team of physicists at Harvard University has succeeded in trapping individual polyatomic molecules in optical tweezer arrays for the first time. In their paper published in the journal Nature, the group describes how they achieved their feat and th.....»»
When scientists and K-12 teachers team up, the results can be spectacular or lackluster
The results of an in-depth review of published research on scientists conducting K-12 science, technology, engineering and mathematics (STEM) outreach suggest that increased collaboration with K-12 educators could improve such projects......»»
Nanotubes, nanoparticles and antibodies detect tiny amounts of fentanyl
A research team at the University of Pittsburgh led by Alexander Star, a chemistry professor in the Kenneth P. Dietrich School of Arts and Sciences, has developed a fentanyl sensor that is six orders of magnitude more sensitive than any electrochemic.....»»
Team evaluates agricultural management practices in new nitrous oxide accounting method
As greenhouse gases go, nitrous oxide (N2O) is a doozy. With a global warming potential 273 times that of carbon dioxide, mitigating N2O could make a big difference. But before mitigation can happen, it's important to understand where the compound is.....»»
Apple announces Q2 2024 earnings, slightly beating expectations with $90.75 billion revenue
Apple has disclosed its fiscal year 2024 Q2 earnings results. The company reports $90.75 billion in revenue during the three-month period, dropping 4.31% year over year. Analysts expected revenue around $90.33 billion. Apple netted $23.64 billion i.....»»
Life"s insiders: Decoding endosymbiosis with mathematics
Endosymbiosis, the intimate and long-term relationship where one organism lives inside another, is a cornerstone of life as we know it, and a key to the emergence of complex life on Earth. Many of the mysteries surrounding endosymbiosis are difficult.....»»
International team cracks genomic code for earliest forms of terrestrial plant life
Plant life first emerged on land about 550 million years ago, and an international research team co-led by University of Nebraska–Lincoln computational biologist Yanbin Yin has cracked the genomic code of its humble beginnings, which made possible.....»»
Investigation reveals varied impact of preschool programs on long-term school success
Early education programs are widely believed to be effective public investments for helping children succeed in school and for reducing income- and race-based achievement gaps. However, a new study conducted by a team of investigators from Teachers C.....»»
Research team develop porous sponge material for enhancing kidney hemostasis and repair
A POSTECH research team have crafted a material aimed at swiftly staunching kidney bleeding and facilitating wound recovery. Their research featured in the online edition of Biomaterials......»»
A look at the past suggests atmospheric rivers inundating California could get worse
A team of paleoclimatologists with the U.S. Geological Survey, NASA Ames Research Park, has found that atmospheric rivers in the past have dumped far more rain on California than those that have occurred over the past two years......»»