Phys.org – latest science and technology news stories
- Researchers on the hunt for the 'pupping ground'
The waters off the southern tip of Cat Island, Bahamas are one of the last remaining strongholds for oceanic whitetip sharks.
- Forensic chemist proposes sweat testing strip as breathalyzer replacement
Forensic chemist Jan Halámek once again has found an innovative use for human sweat—this time to keep drunk drivers off the road.
- A more efficient way to turn saltwater into drinking water
Water scarcity is a major problem across the world. "It affects every continent," says Amir Barati Farimani, an assistant professor of mechanical engineering at Carnegie Mellon University. …
- Is there dark matter at the center of the Milky Way?
MIT physicists are reigniting the possibility, which they previously had snuffed out, that a bright burst of gamma rays at the center of our galaxy may be the result of dark matter after all.
- Mammoth field fires up Norway's oil industry
Under yellow metal legs stretching beneath the sea, billions of dollars lie buried. As the world tries hard to halt global warming, a huge oil field breathes new life into Norway's oil sector.
- World's oldest artwork uncovered in Indonesian cave: study
An Indonesian cave painting that depicts a prehistoric hunting scene could be the world's oldest figurative artwork dating back nearly 44,000 years, pointing to an advanced artistic culture, acco …
- Volcanoes an ever-present, if usually distant danger
The eruption of an island volcano in New Zealand's Bay of Plenty killed up to 16 people, injured dozens and prevented rescuers from retrieving the bodies of eight victims believed to be on the is …
- California commission lists yellow-legged frog as endangered
There's new hope for an endangered California frog that has vanished from half of its habitat.
- NRL-camera aboard NASA spacecraft confirms asteroid phenomenon
A U.S. Naval Research Laboratory-built camera mounted on the NASA Parker Solar Probe revealed an asteroid dust trail that has eluded astronomers for decades.
- Local traditional knowledge can be as accurate as scientific transect monitoring
New research from a cross-organisational consortium in the Amazon has found indigenous knowledge to be as accurate as scientific transect monitoring.
- Advancing frozen food safety: Cornell develops novel food safety assessment tool
New research funded by the Frozen Food Foundation developed a modeling tool to assist the frozen food industry with understanding and managing listeriosis risks. The findings are published in the Dece …
- Experiment suggests the best ways to tackle invasive Oregon grape in Belgian coastal dunes
The Belgian coastal dunes, a protected habitat of high conservation value, are getting severely impacted by one of its worst enemies amongst invasive species: the Oregon grape. To help mitigate the de …
- Groups work better when stakes are gradually increased
A gradual approach to increasing the stakes of group coordination projects can improve overall team performance, according to a new research paper featuring faculty at Binghamton University, State Uni …
- Government regimes may be learning new Twitter tactics to quash dissent
When protesters use social media to attract attention and unify, people in power may respond with tweeting tactics designed to distract and confuse, according to a team of political scientists.
- NASA's Operation IceBridge completes 11 years of polar surveys
For eleven years from 2009 through 2019, the planes of NASA's Operation IceBridge flew above the Arctic, Antarctic and Alaska, gathering data on the height, depth, thickness, flow and change of s …
- A way to 'fingerprint' human cells
Researchers say a new method to analyse data from individual human cells could be a step-change for diagnosing some of the most devastating diseases, including cancer and autoimmune disease.
- New study identifies barriers to conservation success
Inability to find or retain skilled staff and issues around local community buy-in are just some of the hurdles preventing conservation charities from achieving their goals, a ground-breaking new stud …
- Revealing the physics of the Sun with Parker Solar Probe
Nearly a year and a half into its mission, Parker Solar Probe has returned gigabytes of data on the Sun and its atmosphere. Following the release of the very first science from the mission, five resea …
- Earth was stressed before dinosaur extinction
New evidence gleaned from Antarctic seashells confirms that Earth was already unstable before the asteroid impact that wiped out the dinosaurs.
- Teams of microbes are at work in our bodies. Researchers have figured out what they're up to.
In the last decade, scientists have made tremendous progress in understanding that groups of bacteria and viruses that naturally coexist throughout the human body play an important role in some vital …
- Azteca ant colonies move the same way leopards' spots form
What could Azteca ants in coffee farms in Mexico have in common with leopards' spots and zebras' stripes?
- Understanding Asteraceae: Validation of a Hyb-Seq probe set for evolutionary studies
Accurately reconstructing the relationships between different species requires analyzing the sequences of a judiciously selected, and preferably large, sample of different genes. Hybrid capture with h …
- Jeff Bezos's Blue Origin rocket makes 12th test flight
Blue Origin, the space company owned by Amazon CEO Jeff Bezos, launched the 12th crewless test of its New Shepard rocket on Wednesday, pushing the first flights with passengers to 2020.
- Research confirms timing of tropical glacier melt at the end of the last ice age
Tropical glaciers in Africa and South America began their retreat simultaneously at the end of the last ice age about 20,000 years ago, according to a Dartmouth study.
- A heightened focus on food security and sustainability
The number of malnourished people is increasing worldwide. More than two billion people suffer from a lack of micronutrients. Infant mortality rates are unacceptably high. Against this background, the …
- Mountain goats' air conditioning is failing, study says
A new study in the journal PLOS One says Glacier National Park's iconic mountain goats are in dire need of air conditioning.
- New research pinpoints which of the world's trees are climate-ready
Botanists from Trinity College Dublin have discovered that "penny-pinching" evergreen species such as Christmas favourites, holly and ivy, are more climate-ready in the face of warming tempe …
- Newly described fossil whale represents intermediate stage between foot-powered and tail-powered swimming
A newly described fossil whale represents a new species and an important step in the evolution of whale locomotion, according to a University of Michigan paleontologist and his colleagues.
- Virtual reality and drones help to predict and protect koala habitat
QUT researchers have used a combination of virtual reality (VR), aerial thermal-imaging and ground surveys to build a better statistical model for predicting the location of koalas and, ultimately, pr …
- Single-cell analysis of the earliest cell fate decisions in development
Researchers at the Babraham Institute, EMBL's European Bioinformatics Institute (EMBL-EBI), CRUK Cambridge Institute and the Wellcome—MRC Cambridge Stem Cell Institute have provided the first sin …