Other Sciences News

An artist’s impression of the Hadean Earth: huge, impact-generated lava lakes coexisted with surface liquid water, under a thick greenhouse atmosphere sustained by lava outgassing. Image credit: Simone Marchi & Dan Durda, Southwest Research Institute.

Earth’s Early Bombardment May Have Been Heavier than Previously Thought

Jul 9, 2021 by News Staff

Once the Earth was fully formed about 4.5 billion years ago, its subsequent evolution was governed by complex geophysical processes. The planet, however,...

Khan et al. performed a meta-analysis of 38 randomized controlled trials of omega-3 fatty acids, stratified by EPA monotherapy and EPA+DHA therapy. Image credit: Sci-News.com.

Omega-3 Fatty Acids Improve Cardiovascular Outcomes, Review Says

Jul 8, 2021 by Enrico de Lazaro

In a systematic review and meta-analysis of 38 randomized controlled trials comprising 149,051 participants, omega-3 fatty acids — such as eicosapentaenoic...

An artist’s impression of a ‘Snowball Earth.’ Image credit: NASA.

Changes in Our Planet’s Orbit May Have Allowed Life to Survive during ‘Snowball Earth’ Glaciations

Jul 8, 2021 by News Staff

A team of researchers led by Chinese Academy of Sciences’ Professor Ross Mitchell has studied a succession of rocks laid down when most of Earth’s...

An area (red-yellow) in the brain’s temporal pole specializes in familiar face recognition. Image credit: Sofia Landi.

New Class of Neurons Discovered

Jul 2, 2021 by News Staff

The question of how the human brain recognizes the faces of familiar individuals has been important throughout the history of neuroscience. Cells linking...

In healthy eyes, photopic visual acuity improved significantly after cocoa flavanols ingestion and showed a non-significant trend to an improvement with red-berries anthocyanins. Image credit: Sci-News.com.

Study: Eating Pure Cocoa Improves Visual Acuity in Daylight

Jun 29, 2021 by Natali Anderson

A duo of researchers in Spain has examined the acute effect of compounds found in cocoa and red berries on retinal functions in healthy eyes. In healthy...

A reconstruction of Homo longi in his habitat. Image credit: Chuang Zhao.

146,000-Year-Old Archaic Human Cranium Represents New Species: Homo longi

Jun 28, 2021 by News Staff

Homo longi is phylogenetically closer to Homo sapiens than to Neanderthals or other archaic humans, according to new research described in The Innovation. A...

The fossilized remains of the Nesher Ramla hominin. Image credit: Tel Aviv University.

Nesher Ramla Hominin: Previously Unknown Type of Homo Discovered

Jun 25, 2021 by News Staff

The Nesher Ramla hominins lived between 420,000 and 120,000 years ago in the Middle East and had a distinctive combination of Neanderthal (especially the...

The postmenopausal females studied by Hernández-González et al. did not gain body weight with chocolate intake. Image credit: Sci-News.com.

High Intake of Chocolate in the Morning Could Help Burn Body Fat, Reduce Blood Glucose Levels

Jun 25, 2021 by Natali Anderson

A new study, led by Brigham and Women’s Hospital scientists, suggests that having chocolate in the morning or in the evening/night results in differential...

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.

Chronic Psychosocial Stress Could Lead to Alzheimer’s Disease

Jun 24, 2021 by News Staff

Chronic stress, which involves a pathway called the hypothalamic-pituitary-adrenal (HPA) axis, may contribute to the development of Alzheimer’s disease,...

Drinking any type of coffee is associated with a reduced risk of developing chronic liver disease and related liver conditions.

All Types of Coffee are Protective against Chronic Liver Disease, Study Shows

Jun 22, 2021 by News Staff

In a study involving almost 500,000 adults from the United Kingdom, a team of scientists from the University of Southampton and the University of Edinburgh...

Arneodo et al. demonstrate the possibilities of a future speech prosthesis for humans. Image credit: Arneodo et al., doi: 10.1016/j.cub.2021.05.035.

Scientists Convert Songbird’s Brain Signals into Its Song

Jun 21, 2021 by News Staff

A team of researchers from the University of California, San Diego, the Universidad Nacional de La Plata and the Kavli Institute for Brain and Mind has...

Geologic Activity on Earth Follows 27.5-Million-Year Cycle, New Study Says

Jun 18, 2021 by News Staff

In a new study published in the journal Geoscience Frontiers, a team of U.S. researchers analyzed the ages of 89 well-dated geological events of the last...

Photograph of the experiment with stone lamps: (A) the experiment before being lit; (B) the experiment after functioning for 1 min; (C) the experiment after functioning for 43 min. Image credit: Medina-Alcaide et al., doi: 10.1371/journal.pone.0250497.

Researchers Test Ancient Lighting Systems to See How Paleolithic Humans Illuminated Their Caves

Jun 17, 2021 by News Staff

Artificial lighting was a crucial physical resource for expanding complex social and economic behavior in groups of Paleolithic humans. Furthermore, the...

Torvosaurus gurneyi. Image credit: © Sergey Krasovskiy.

Cretaceous Dinosaurs Lived in Warm and Variable Greenhouse Climate, Study Suggests

Jun 11, 2021 by News Staff

Paleoclimatologists have precisely reconstructed monthly sea surface temperatures at around 50 °N latitude from fossil shells of bivalve mollusks that...

$Zacharopoulos et al. examined whether the concentrations of GABA in the adolescent brain could classify whether a student is lacking mathematical education. Image credit: T.J. Evans.$

Study: Lack of Mathematical Education Negatively Affects Developing Brain

Jun 9, 2021 by News Staff

A new study, published this month in the Proceedings of the National Academy of Sciences, shows that within the same society, adolescent students who specifically...

The acousto-electric chip includes a radio-frequency amplifier, circulator and filter; SEM image shows details of the amplifier. Image credit: Bret Latter / Matt Eichenfield.

Researchers Create World’s Smallest Acoustic Amplifier

Jun 7, 2021 by News Staff

An acoustic amplifier developed by Sandia National Laboratories researchers measures 0.5 mm2 (0.0008 square inches), and is more than 10 times more effective...

A healthy diet that includes the consumption of popular fruits, such as apples, bananas and oranges, but not fruit juice, may play a role in mitigating risk of type 2 diabetes. Image credit: Romanov.

Healthy Diet Rich in Whole Fruits May Play Role in Mitigating Type 2 Diabetes Risk

Jun 3, 2021 by News Staff

In a study of 7,675 Australians, higher total fruit consumption was associated with better measures of glucose tolerance and insulin sensitivity; furthermore,...

Coxcatlan Cave, a rock shelter located within the southern portion of the Tehuacan Valley in Mexico. Image credit: Andrew Somerville.

Humans Arrived in North America More Than 30,000 Years Ago, Study Suggests

Jun 2, 2021 by News Staff

Archaeologists have obtained radiocarbon dates for the faunal bones excavated from Coxcatlan Cave, a dry rock shelter located within the southern portion...

$Speckle-MAIN imaging of Cos-7 cells: (a) diffraction-limited image; scale bar - 20 μm; (b) reconstructed speckle-MAIN image; (c, d) zoom-in view of the white box area in (a); (e, f) zoom-in view of the white box area in (b); scale bar: 2 μm. Image credit: Lee et al., doi: 10.1038/s41467-021-21835-8.$

Hyperbolic Metamaterial Turns Conventional Light Microscope into Super-Resolution Imager

Jun 1, 2021 by News Staff

The speckle-MAIN technology developed by University of California, San Diego researchers involves a specially engineered material that shortens the wavelength...

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