Other Sciences News

Researchers Develop Highly Stretchable, Self-Healable, and Recyclable Wearable Electronics

Fabrication processes and sensing performance of the multifunctional wearable electronics: (A) schematic illustration of the fabrication processes of the multifunctional wearable electronics; (B) motion tracking performance with the multifunctional device worn on the wrist; (C) indoor and outdoor body temperatures acquired using the wearable electronics mounted on the forehead (top) and comparison of measured indoor body temperatures when the wearable electronics is mounted at different locations (bottom); (D) acoustic data acquired using the wearable electronics mounted on the neck; (E) ECG data acquired using the wearable electronics when the participant is at rest (top), and after exercising for 13 s (middle) and 34 s (bottom). Image credit: Chuanqian Shi, University of Colorado, Boulder.
Nov 6, 2020 by News Staff

Wearable electronics can be integrated with the human body for monitoring physical activities and health conditions, for human-computer interfaces, and for virtual/augmented reality. An international team of scientists from China and the United States has developed a multifunctional wearable electronic device that can simultaneously provide full recyclability, excellent mechanical stretchability, self-healability, and reconfigurability. The team’s...

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Neanderthal family. Image credit: Field Museum.

New Research Sheds Light on Early Life of Neanderthals

Nov 3, 2020 by News Staff

A new study published in the Proceedings of the National Academy of Sciences reveals that the modern human nursing strategy, with onset of weaning at 5...

A portrait of a juvenile female Denisovan based on a skeletal profile reconstructed from ancient DNA methylation maps. Image credit: Maayan Harel.

Denisovan Mitochondrial DNA Found in Tibetan Cave

Nov 2, 2020 by News Staff

In 1980, the 160,000-year-old fossilized partial jawbone of a Denisovan — the so-called Xiahe mandible — was found in Baishiya Karst Cave,...

Devonian world. Image credit: Field Museum of Natural History in Chicago.

Large Tides Played Important Role in Evolution of Bony Fish and Early Tetrapods, Study Suggests

Oct 27, 2020 by News Staff

Large tidal ranges from the Late Silurian to the Late Devonian epoch (420 to 380 million years ago) could have fostered both the evolution of air-breathing...

Reconstruction of Paranthropus boisei (Nachosan / CC BY-SA 3.0)

Building Blocks of Language Evolved at least 40 Million Years before Language Itself, Study Shows

Oct 22, 2020 by News Staff

In a new study, published this week in the journal Science Advances, apes and monkeys were able to track relationships between sounds the same way as humans,...

Flavanols are a large group of flavonoids, which include catechin, epicatechin, epigallocatechin, epicatechin gallate and epigallocatechin gallate. They are found in teas, cocoa, fava beans, red wine, and many fruits, particularly in the skins of grapes, apples, and blueberries. Image credit: Marijana.

Flavanol-Rich Diet Could Help Lower Blood Pressure

Oct 22, 2020 by News Staff

Consuming a high-flavanol diet was associated with a significantly lower systolic and diastolic blood pressure and was inversely associated with blood...

Professor McFadden argues that consciousness implements algorithms in space, rather than time, within the brain’s electromagnetic field. Image credit: Gerd Altmann.

Consciousness is Brain’s Information-Rich Energy Field, Remarkable New Theory Says

Oct 21, 2020 by News Staff

Consciousness is physically integrated, and causally active, information encoded in the brain’s global electromagnetic field, according to the conscious...

This illustration shows the location of the newly-identified tubarial glands. Image credit: Netherlands Cancer Institute.

Tubarial Glands: New Organ Discovered in Human Body

Oct 21, 2020 by Enrico de Lazaro

Our body contains a pair of previously overlooked and clinically relevant nasopharyngeal salivary glands, according to new research led by the Netherlands...

This year’s ozone hole over Antarctica is one of the largest in recent years. Image credit: ESA.

Ozone Hole over Antarctica is One of Largest and Deepest in Recent Years

Oct 20, 2020 by News Staff

The Antarctica’s ozone hole has now reached its maximum size, according to an analysis of data collected by ESA’s Copernicus Sentinel-5P satellite. This...

A Homo heidelbergensis, a Neanderthal and a Cro-Magnon. Image credit: SINC / José Antonio Peñas.

Climate Change Drove Early Human Species Extinct, Says New Study

Oct 19, 2020 by News Staff

At least six different species of the genus Homo — H. habilis, H. ergaster, H. erectus, H. heidelbergensis, H. neanderthalensis, and H. sapiens —...

Guarana et al. investigated the effects of blue-light filtration on broad attitudinal and behavioral outcomes, i.e. work engagement, organizational citizenship behavior, and counterproductive work behavior. Image credit: Alexandr Borecký.

Study: Blue-Light Filtering Glasses Improve Sleep Quantity and Quality, Workday Productivity

Oct 15, 2020 by News Staff

Wearing blue-light filtering glasses before sleeping creates a form of physiologic darkness, thus improving both sleep quantity and quality, and is related...

Lucas et al. find that the prevalence of the persistent median artery in postnatal life approximately tripled over the last 125 years. Image credit: C.M. Da Silva.

Humans are Evolving Extra Artery in Forearm: Median Artery

Oct 12, 2020 by News Staff

The median artery of the human forearm is an example of microevolutionary changes in the internal anatomy of the human body, according to new research...

Reconstruction of a Neanderthal. Image credit: Neanderthal Museum.

Neanderthals’ Deep and Short Ribcage was Already Present at Birth

Oct 8, 2020 by Enrico de Lazaro

An international team of researchers has virtually reconstructed the ribcages of four Neanderthal individuals from birth to around 3 years old and found...

MPS is a novel neuroprotective molecule that is more than two orders of magnitude more potent than the related molecule, ethosuximide. The discovery may enable novel treatments for human neurodegenerative diseases to be developed in the future. Image credit: National Institute on Aging / National Institutes of Health.

Scientists Confirm Long-Suspected Link between Obstructive Sleep Apnea and Alzheimer’s Disease

Oct 7, 2020 by News Staff

While the cause of Alzheimer’s disease remains a mystery, amyloid plaques that are toxic to brain cells are known indicators of the disease. A team of...

Neanderthal. Image credit: Neanderthal Museum.

Scientists Sequence Y Chromosome DNA of Denisovans and Neanderthals

Sep 25, 2020 by News Staff

The genomes of our closest relatives, Neanderthals and Denisovans, have been sequenced and compared with that of modern humans. However, most archaic individuals...

The study sheds new light on the link between sleep deprivation and obesity. Image credit: Sweet Briar College.

New Research Illuminates Dominant Functions of Sleep and How They Change Through Our Lives

Sep 22, 2020 by News Staff

Before the age of 2 or 3 years, the human brain grows very rapidly and, during REM sleep, is busy building and strengthening synapses. After 2 or 3 years,...

Human track and its digital elevation model. Image credit: Klint Janulis, University of Oxford.

120,000-Year-Old Human Footprints Found in Saudi Arabia

Sep 21, 2020 by News Staff

An international team of archaeologists and paleoanthropologists has found ancient human and animal footprints on the surface of an ancient lakebed in...

Bathymetric map of the Fram Strait gateway and downstream region; red circles indicate location of marine sediment cores. Inset: Danish historical ice chart from the early 20th century showing the extension of the Arctic Ocean-origin sea ice observed along Southwest Greenland. Image credit: Miles et al, doi: 10.1126/sciadv.aba4320.

Little Ice Age Triggered by Arctic Sea Ice

Sep 18, 2020 by News Staff

The Little Ice Age, a period of global cooling that lasted from the early 14th century to the mid-19th century, was triggered by an exceptionally large...

Kringle et al captured reversible changes in the structure of supercooled water using pulsed laser heating and infrared spectroscopy. Image credit: Timothy Holland, Pacific Northwest National Laboratory.

Supercooled Water is Two Liquids in One, Study Shows

Sep 18, 2020 by News Staff

The first-ever measurements of liquid water at temperatures between 135 K (minus 138.15 degrees Celsius, or minus 216.7 degrees Fahrenheit) and 235 K (minus...

Copper represents an effective catalyst in reducing carbon dioxide to hydrocarbons or oxygenates, but it is often plagued by a low product selectivity and limited long-term stability. Choi et al report that copper nanowires with rich surface steps exhibit a remarkably high Faradaic efficiency for ethylene that can be maintained for over 200 hours. Image credit: Choi et al, doi: 10.1038/s41929-020-00504-x.

Scientists Find Efficient Way to Convert Carbon Dioxide into Ethylene

Sep 17, 2020 by News Staff

A team of U.S. researchers has developed copper nanowires with rich surface steps to catalyze a chemical reaction that reduces carbon dioxide (CO2) emissions...

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