Three years ago, María del Carmen Muñoz, a researcher at the University of Cordoba, was peering into an electron microscope to study the vesicles of marine cyanobacteria and found, almost accidentally, something she did not expect: structures that, although they had already been discovered years ago in other bacteria, had never been found in this…
SpaceX’s Starship has been to orbit and back in its fourth flight test, with both rocket stages soft landing in the ocean, though parts of the spacecraft appeared to be damaged during descent SpaceX’s Starship has been to orbit and back in its fourth flight test, with both rocket stages soft landing in the ocean, though…
Human life begins with a single egg cell that grows into a human being with trillions of cells. To ensure that the highly complex development of tissues and organs is as protected as possible, the placental barrier keeps pathogens and foreign substances out. Tina Bürki and her team from Empa’s Particles-Biology Interactions laboratory in St….
In the early 1600s, the officials running Durham Cathedral, in England, had serious financial problems. Soaring prices had raised expenses. Most cathedral income came from renting land to tenant farmers, who had long leases so officials could not easily raise the rent. Instead, church leaders started charging periodic fees, but these often made tenants furious….
All domestic horses living on the planet today, whether racetrack champions, pony-club companions, or heavy draft giants, find their origins in the western Russian steppes of the third millennium BCE. However, the exact chronology of horse domestication and the widespread integration of horse power into human societies remains highly debated. All domestic horses living on the…
The increase in tropical cyclone frequency and intensity due to climate change could lead to dramatic declines in seabird populations, suggests a paper published in Communications Earth & Environment. The authors’ conclusion is based on the impact of Cyclone Ilsa on Bedout Island, after the cyclone killed at least 80% of seabirds nesting on the…
Two independent studies by Columbia scientists suggest that research into the gut’s stem cells over the past 15 years has been marred by a case of mistaken identity: Scientists have been studying the wrong cell. Two independent studies by Columbia scientists suggest that research into the gut’s stem cells over the past 15 years has been…
A strong belief in the Protestant Work Ethic might underpin the decision-making of many people choosing “natural” approaches to health care, new research suggests. A strong belief in the Protestant Work Ethic might underpin the decision-making of many people choosing “natural” approaches to health care, new research suggests. Economics & Business Phys.org – latest science and technology news…
The swirl of milk and espresso—a small storm in your mug—doesn’t impact the dynamics of the milk proteins, according to research published in ACS Food Science & Technology. The swirl of milk and espresso—a small storm in your mug—doesn’t impact the dynamics of the milk proteins, according to research published in ACS Food Science & Technology. Analytical…
The controversy about biased policing seems to draw endless fuel from race-based differences in public perception. Simply put, the vast majority of white citizens in the United States believe the police are doing a good job, including on issues of racial equality, while a similar percentage of Black citizens hold the opposite opinion. The controversy about…