Yeast cells cause embedded objects to rise via the microbial Brazil nut effect
A phenomenon where microbe-generated gas bubbles create granular fluctuations at the wet sandy floors of rivers, oceans, and lakes has revealed more about the distribution of materials at the bottom of waterbodies......»»
Building better bone grafts: Nanofibrous scaffolds to activate two main collagen receptors in bone cells
Each year, about 2.2 million bone-grafting procedures are performed worldwide, the gold standard of care being autografting, which uses the patient's own bone for tooth implantation and to repair and reconstruct parts of the mouth, face and skull......»»
Daily 5 report for Sept. 26: This Jeep story reinforces why auto shows are suffering
What better way to make a new-vehicle splash than to do the unveiling on the 46th floor of a Tokyo high-rise with a breathtaking view of the nation's capital?.....»»
Scientists create model of holographic dark energy that is no longer unstable
In 1998, scientists discovered that our universe expands with acceleration, and in order to explain this effect, the concept of dark matter was introduced. This is a special type of energy that fills up all of existing space-time but is impossible to.....»»
Scientists develop method to control timing of synthetic DNA droplet division
Many cellular functions in the human body are controlled by biological droplets called liquid-liquid phase separation (LLPS) droplets. These droplets, made of soft biological materials, exist inside living cells but are not enclosed by membranes like.....»»
Rethinking privacy: A tech expert’s perspective
Data privacy has become one of the most pressing challenges of our time, but it didn’t happen overnight. The proliferation of data collection, coupled with the rise of advanced technologies like artificial intelligence and machine learning, has.....»»
NASA analysis shows irreversible sea level rise for Pacific islands
In the next 30 years, Pacific Island nations such as Tuvalu, Kiribati, and Fiji will experience at least 8 inches (15 centimeters) of sea level rise, according to an analysis by NASA's sea level change science team. This amount of rise will occur reg.....»»
Brazil must reinforce protection of forests to meet climate change mitigation goals, study warns
As it prepares to host the 30th Conference of the Parties to the United Nations Framework Convention on Climate Change (UNFCCC COP 30, the first COP to be held in the Amazon) in November 2025, Brazil is at a crucial moment. Its greenhouse gas emissio.....»»
Semimetal-induced covalency achieves high-efficiency electrocatalysis for platinum intermetallic compounds
Compared with other types of batteries, proton exchange membrane fuel cells have the advantages of high discharge power and no pollution, which is also an important carrier for hydrogen energy conversion and utilization. Platinum intermetallic compou.....»»
Concern grows as bird flu outbreaks continue to rise among California dairy herds
Reports of H5N1 bird flu outbreaks at California dairy herds are continuing to rise as the nation's largest milk producer scrambles to contain the spread......»»
UN chief says sea level rise threatens "rising tide of misery"
United Nations Secretary-General Antonio Guterres warned on Wednesday that rising sea levels threaten to create "a rising tide of misery" for millions, with intense storm surges, coastal erosion and coastal flooding increasingly likely......»»
Bottled water has a huge and growing toll on human and planetary health, experts warn
The huge and growing toll bottled water is taking on human and planetary health warrants an urgent rethink of its use as 1 million bottles are bought every minute around the globe, with that figure set to rise further still amid escalating demand, wa.....»»
New insights into hot carrier solar cells: Study explores hot electron tunneling and collection to enhance efficiency
Hot carrier solar cells, a concept introduced several decades ago, have long been seen as a potential breakthrough in solar energy technology. These cells could surpass the Shockley–Queisser efficiency limit, which is a theoretical maximum efficien.....»»
Mechanism behind autophagy trigger unveiled
An international research team led by Osaka University has identified a new mechanism crucial for the initiation of autophagy, a self-degradation process cells use to eliminate unneeded or damaged components. In recent years, autophagy has also been.....»»
Yeast chit-chat: How microorganisms communicate food shortages
To grow and survive, tiny organisms such as yeast must sometimes adapt their nutrient sources in response to changes in the environment. FMI researchers have now found that yeast cells communicate with each other to use less favorable nutrients if th.....»»
Better together: Gut microbiome communities found to have enhanced resilience to drugs
Many human medications can directly inhibit the growth and alter the function of the bacteria that constitute our gut microbiome. EMBL Heidelberg researchers have now discovered that this effect is reduced when bacteria form communities......»»
Evaluating embedded vulnerabilities and cybersecurity risks in procurement
Evaluating embedded vulnerabilities and cybersecurity risks in procurement.....»»
Hackers are leveraging pirated games to spread malware
There's been a rise in fake CAPTCHA tests that are tricking users looking for pirated PC games into installing malware......»»
3 dramas on Prime Video you need to watch in September 2024
A true story, a failing romance, and the rise of a revolutionary icon are among our picks for the three dramas on Prime Video you need to watch in September......»»
Graphene at 20: Still no sign of the promised space elevator, but the material is quietly changing the world
Twenty years ago this October, two physicists at the University of Manchester, Andre Geim and Konstantin Novoselov, published a groundbreaking paper on the "electric field effect in atomically thin carbon films." Their work described the extraordinar.....»»
Elon Musk’s X gives up fight in Brazil, starts complying with judge’s demands
X announces reversal but must prove compliance before it can be reinstated. Enlarge (credit: Getty Images | SOPA Images) Elon Musk is apparently conceding defeat in his fight with Brazil Supreme Court Judge Alexandre de.....»»