Other Sciences News

Archaic Hominins Arrived in Philippines as Early as 700,000 Years Ago

An archaic hominin. Image credit: Ninara / CC BY 2.0.
May 7, 2018 by News Staff

An international team of scientists has unearthed 57 stone tools and butchered animal bones at Kalinga in the Cagayan Valley of northern Luzon, the largest and most northerly island in the Philippines. Archaic hominins. Image credit: Ninara / CC BY 2.0. Along with an almost complete skeleton of extinct Rhinoceros philippinensis, showing clear signs of having been butchered, the team unearthed six cores, 49 flakes and two possible hammer stones. Several...

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The engraved flint flake from the Kiik-Koba site, Crimea, Ukraine; the arrow indicates the point of impact. Scale bar - 1 cm. Image credit: Majkić et al, doi: 10.1371/journal.pone.0195049.

Engraved Flint Flake Found in Ukraine May Demonstrate Neanderthal Symbolism

May 4, 2018 by News Staff

According to a study published in the journal PLoS ONE, a 35,000-year-old flint flake found at a Middle Paleolithic site in Crimea, Ukraine, was likely...

Photo-a-day practice has complex benefits for improving wellbeing. Image credit: SplitShire.

Photo-A-Day: Daily Digital Practice Improves Wellbeing

May 3, 2018 by News Staff

Taking a photo each day and posting it online has multiple benefits for wellbeing, according to a study carried out by Dr. Liz Brewster of Lancaster University...

Earth’s magnetic field connects the North Pole (orange lines) with the South Pole (blue lines) in this NASA-created image. Image credit: NASA’s Goddard Space Flight Center.

Earth’s Magnetic Field is Not in Early Stage of Reversal, Says Study

May 1, 2018 by News Staff

The intensity of Earth’s magnetic field has been dropping for the last two centuries, at a rate that some researchers suspect may cause the field to...

The findings by Aspy et al discount the theory that Vitamin B6 enhances dream recall by disrupting sleep. Image credit: Peter Pyw.

Study: Taking Vitamin B6 Before Bed Could Help You Remember Your Dreams

May 1, 2018 by News Staff

A new study on the effects of B vitamins on dreaming and sleep has found that Vitamin B6 taken before bed increased dream recall compared to placebo. The...

This image shows curious holes in Arctic sea ice, located about 50 miles (80.5 km) northwest of Canada’s Mackenzie River Delta. Image credit: John Sonntag / NASA’s Operation IceBridge Mission.

Mysterious Holes in Beaufort Sea Ice Puzzle Researchers

Apr 25, 2018 by News Staff

On April 14, 2018, scientists working on NASA’s Operation IceBridge — a multi-year airborne science mission to study changing ice conditions at...

Grip strength is significantly associated with cognitive functioning in the general population and individuals with schizophrenia, particularly for working memory and processing speed. Image credit: Sergej Kistner.

Study: Stronger People Have Sharper Brains

Apr 24, 2018 by News Staff

New research, published in the Schizophrenia Bulletin, has revealed that muscular strength, measured by handgrip, is an indication of how healthy our brains...

This scanning electron microscope image shows ultrafine diamond needles (cone shapes rising from bottom) being pushed on by a diamond tip (dark shape at top). These images reveal that the diamond needles can bend as much as 9% and still return to their original shape. Image credit: Banerjee et al.

Diamonds Can Turn Flexible when Made into Nanoscale Needles

Apr 20, 2018 by News Staff

An international team of researchers from Hong Kong, Singapore, Korea and the United States has demonstrated that nanoscale (300 nm) single-crystalline...

If an industrial civilization had existed on Earth many millions of years prior to human era, what traces would it have left and would they be detectable today? Image credit: Michael Osadciw, University of Rochester.

Silurian Hypothesis: Were There Industrial Civilizations on Earth before Humans?

Apr 17, 2018 by News Staff

How do we really know there weren’t previous civilizations on our planet that rose and fell long before humans appeared? That’s the question posed...

The researchers use powerful X-rays to see inside a gas turbine combustor during ignition. Image credit: David McNally.

Scientists Conduct First-Ever Combustion Experiment with X-Rays

Apr 17, 2018 by News Staff

A team of researchers from the U.S. Army Research Laboratory and the University of Illinois at Urbana-Champaign made an historic first with their experiment...

A cold and windy spring night on the vast landscape of the Devon Ice Cap where two subglacial lakes are lurking 1,805 to 2,460 feet (550-750 m) below the surface. Image credit: Anja Rutishauser.

Geophysicists Discover Two Salty Subglacial Lakes in Canadian Arctic

Apr 12, 2018 by News Staff

An international team of geophysicists has discovered two hypersaline lakes beneath the Devon Ice Cap, one of the largest ice caps in the Canadian Arctic. A...

The Al Wusta-1 finger bone from Saudi Arabia. Image credit: Ian Cartwright.

90,000-Year-Old Finger Bone Found in Saudi Arabia Could Rewrite Human Migration History

Apr 11, 2018 by News Staff

An international team of researchers has discovered a fossilized human finger bone in the Nefud Desert of Saudi Arabia estimated to be about 90,000 years...

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

Mobile Eyebrows Played Important Role in Human Survival, Research Suggests

Apr 10, 2018 by News Staff

New research published in the journal Nature Ecology & Evolution contributes to a long-running debate about why archaic hominins had gigantic brow...

According to Jung et al, risk tolerance was positively associated with functional connectivity between amygdala and medial prefrontal cortex and negatively associated with structural connectivity between these regions. Image credit: University of Pennsylvania.

Risk Tolerance Linked to Two Brain Regions

Apr 6, 2018 by News Staff

A new study published in the journal Neuron links willingness to take risks to brain structure and function, specifically the amygdala and the prefrontal...

MacLean et al suggest that smoking status is associated with poor diet quality. Image credit: Quick Fix / CC BY-SA 2.0.

Smokers Have Worse Quality Diets than Former Smokers or Non-Smokers, Says New Study

Apr 5, 2018 by News Staff

A team of researchers from Fairfield University and Yale University has evaluated data from 5,293 U.S. adults and found that smokers consumed around 200...

Neanderthals consumed plants, too. Image credit: University of Utah via kued.org.

Fluted Spear Points Prove Early Native Americans Liked to Travel

Apr 3, 2018 by News Staff

Analyses of numerous spear points with fluted edges found in northern Alaska and Yukon, and artifacts from further south in Canada, the Great Plains,...

Xu et al achieved a breakthrough, inventing a stretchy new material modeled after both squid skin and Hollywood dinosaurs with remarkable properties. Image credit: Xu et al, doi: 10.1126/science.aar5191.

Scientists Create Infrared Camouflage Material

Apr 2, 2018 by News Staff

Thermal vision cameras detect differences in temperature by sensing infrared wavelengths. If a coating could be developed that showed dynamic tuning of...

An aqueous spiral, 6.8 cm long, thread thickness 100 μm, in silicone oil. Scale bar - 2 mm. Image credit: Forth et al, doi: 10.1002/adma.201707603.

Researchers 3D Print All-Liquid Objects

Mar 30, 2018 by News Staff

A team of researchers from the United States and China has found a way to print 3D structures composed entirely of liquids. The team’s all-liquid material...

Ashwanikumar et al have developed a drug delivery system using cell-penetrating self-assembling peptide nanomaterials (CSPNs); these drilled-shaped nanomaterials traverse cellular membranes to deliver drugs and can be fine-tuned into different shapes to optimize delivery. Image credit: Ashwanikumar et al, doi: 10.1016/j.jconrel.2018.02.041.

Scientists Develop Drug-Delivering ‘Nanodrills’ that Penetrate Cell Membranes

Mar 30, 2018 by Zvi Cramer

Researchers have created new drill-shaped nanomaterials that infiltrate cellular membrane and deliver drugs inside the cell, providing a versatile means...

The team’s model reproduces key features of melting snowflakes that have been observed in nature: first, meltwater gathers in any concave regions of the snowflake’s surface; these liquid-water regions merge as they grow and eventually form a shell of liquid around an ice core, finally developing into a water drop. Image credit: Free-Photos.

Researchers Develop First-Ever 3D Numerical Model of Melting Snowflake

Mar 30, 2018 by News Staff

An international team of scientists has developed a numerical 3D model for the melting of single snowflakes. A better understanding of how snow melts can...

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