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Science&Technology

Best Evidence to Date of How and When the Milky Way Came Together

Aging individual stars helped date an early merger event. New research provides the best evidence to date into the timing of how our early Milky Way came together, including the merger with a key satellite...

Glaciologists Measure, Model Hard Glacier Beds – Develop “Slip Law” to Estimate Glacier Speeds

Researchers measure the topography of an exposed glacier bed at Castleguard Glacier in the Rocky Mountains of Alberta, Canada. Credit: Photo by Keith Williams, contributed by Christian Helanow The field photos show the hard, rough...

Evolving Periodicity: Starlight, Star Bright…As Explained by Math

A newly developed method mathematically describes periodic changes in the brightness of stars. The model can also be applied to similar variable phenomena such as climatology and solar irradiance. Credit: © 2021 Morgan...

KiNET-X Experiment: NASA Launches Rocket in Search of Aurora Answers

The NASA Black Brant XII rocket lifts off with the KiNET-X experiment at Wallops Flight Facility in Virginia, on Sunday, May 16, 2021. Credit: NASA Wallops/Terry Zaperach NASA launched one of its largest sounding...

Researchers Establish the First Entanglement-Based Quantum Network

Artist’s impression of the three-node quantum network. Credit: Matteo Pompili for QuTech A team of researchers from QuTech in the Netherlands reports realization of the first multi-node quantum network, connecting three quantum processors. In addition,...

Global Study Finds Vast Under-Treatment of Diabetes

Only 1 in 10 people with diabetes in low- and middle-income countries is getting evidence-based, low-cost comprehensive care. Nearly half a billion people on the planet have diabetes, but most of them aren’t getting the...

Boosting Energy Production at US Wind Plants With Wake Steering

U.S. wind plants achieve a predicted annual production gain of 0.8% by using wake steering. Wake steering is a strategy employed at wind power plants involving misaligning upstream turbines with the wind direction to deflect...

New and Effective Treatment Discovered for Vitamin D Deficiency

Will aid patients with fat malabsorption issues including gastric bypass surgery, obese adults. There are several million people worldwide with various fat malabsorption syndromes including those who have undergone gastric bypass surgery and those with...

Invasive Alien Species Cost Africa’s Agricultural Sector a Staggering $3.6 Trillion a Year

Fall armyworm costs USD$9.4 bn a year in yield losses to African agriculture. Credit: CABI CABI scientists have conducted the first comprehensive study on the economic impact of a range of Invasive Alien Species (IAS)...

Almost 1 Million Extra Deaths Related to COVID-19 Pandemic in 29 High Income Countries in 2020

Including 94,400 more deaths than expected in the UK alone. Almost 1 million extra deaths relating to the covid-19 pandemic occurred in 29 high income countries in 2020, finds a study published by The BMJ today. Except for...

AI Uses Timing and Weather Data to Accurately Predict Cardiac Arrest Risk

Machine learning model combines timing and weather data. A branch of artificial intelligence (AI), called machine learning, can accurately predict the risk of an out of hospital cardiac arrest — when the heart suddenly stops...

Harvesting Light Like Nature Does: Synthesizing a New Class of Bio-Inspired, Light-Capturing Nanomaterials

POSS-peptoid molecules self-assemble into rhomboid-shaped nanocrystals. Credit: Illustration by Stephanie King | Pacific Northwest National Laboratory Inspired by nature, researchers at Pacific Northwest National Laboratory (PNNL), along with collaborators from Washington State University, created a...

Temperature-Dependent Sex Reversals in Bearded Dragon Embryos

Native to the arid landscapes of Australia, the central bearded dragon (Pogona vitticeps) is a fascinating species. It has genetic sex determination, but when incubated at high temperatures, genetic males sex reverse and develop...

Warp Drives and Negative Energy: Physicists Give Chances of Faster-Than-Light Space Travel a Boost

Faster than light travel is the only way humans could ever get to other stars in a reasonable amount of time. Credit: NASA The closest star to Earth is Proxima Centauri. It is about 4.25...

Ancient Zircons Date Onset of Plate Tectonics to 3.6 Billion Years Ago – Event Crucial to Making Earth Hospitable to Life

Zircons studied by the research team, photographed using cathodoluminescence, a technique that allowed the team to visualize the interiors of the crystals using a specialized scanning electron microscope. Dark circles on the zircons are...

Exploring Earth From Space: Qeshm Island, Iran [Video]

Credit: Contains modified Copernicus Sentinel data (2020), processed by ESA, CC BY-SA 3.0 IGO The Copernicus Sentinel-2 mission takes us over Qeshm Island – the largest island in Iran. Qeshm Island lies in the Strait of...

Surprise Twist Suggests Stars Grow Competitively – Unprecedented High-Resolution Map of the Orion Nebula Cluster

Unprecedented high-resolution map of the Orion Nebula Cluster showing newborn stars (orange squares), gravitationally collapsing gas cores (red circles), and non-collapsing gas cores (blue crosses). Credit: Takemura et al. A survey of star formation activity...

Scientists Rewrite the Genesis of Mosquito-Borne Viruses – Discovery Enables Better Designed Vaccines

Cryo-electron microscopy reconstruction of Binjari virus. The projecting spikes are a typical feature of immature flaviviruses such as dengue virus but reveal an unexpected organization. Credit:Associate Professor Fasseli Coulibaly Better designed vaccines for insect-spread viruses...

NASA’s Webb Space Telescope to Probe the Outer Realm of Exoplanetary Systems, Hunt for New Worlds

Left: This is an image of the star HR 8799 taken by Hubble’s Near Infrared Camera and Multi-Object Spectrometer (NICMOS) in 1998. A mask within the camera (coronagraph) blocks most of the light from...

Africa’s Oldest Human Burial Site Uncovered – Child Buried 78,000 Years Ago

General view of the cave site of Panga ya Saidi. Note trench excavation where burial was unearthed. Credit: Mohammad Javad Shoaee The discovery of the earliest human burial site yet found in Africa, by an...

Simple Surgery Prevents Strokes in Heart Patients – Safe, Inexpensive

Richard Whitlock, professor of surgery at McMaster University, performing heart surgery. Credit: Hamilton Health Sciences Removing left atrial appendage cuts the risk of strokes by more than one-third in patients with atrial fibrillation. A simple surgery...

First Images of the Cosmic Web Reveal Unsuspected Presence of Billions of Dwarf Galaxies

Figure 1: cosmological simulation of the distant Universe. The image shows the light emitted by hydrogen atoms in the cosmic web in a region roughly 15 million light years across. In addition to the...

Scientists Have Figured Out What Triggers Large-Scale Volcanic Eruptions

A lava flow from Hawaii’s Kilauea Volcano enters the ocean near Isaac Hale Beach Park on August 5, 2018. The volcano’s 2018 eruption was its largest in over 200 years. Credit: USGS Caldera Collapse...

Alien Species Predicted to Increase by 36% Worldwide by 2050

Egyptian goose (Alopochen aegyptiaca) originally from Africa and now established in Central and Western Europe. Credit: Professor Tim Blackburn, UCL The number of alien (non-native) species, particularly insects, arthropods and birds, is expected to...

Carb-Eating Bacteria Under Viral Threat: Scientists Discover New Group of Viruses That Attack Bacteria in Our Guts

Scientists characterize previously unknown gut reactions. Strictly speaking, humans cannot digest complex carbohydrates — that’s the job of bacteria in our large intestines. UC Riverside scientists have just discovered a new group of viruses that...
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