All News

Phys.org / Does relativity lie at the source of quantum exoticism?

Since its beginnings, quantum mechanics hasn't ceased to amaze us with its peculiarity, so difficult to understand. Why does one particle seem to pass through two slits simultaneously? Why, instead of specific predictions, ...

7 hours ago in Physics
Medical Xpress / Study overturns 'snapshot' model of cell cycle in use since 1974

Cells have a big decision: Should they replicate or sleep? Healthy cells can go either way. Cancer cells' replication switches are stuck in the 'on' position. Now a study by University of Colorado Cancer Center researchers ...

5 hours ago in Medical research
Phys.org / Bioengineering biomimetic human small muscular pulmonary arteries

During the progression of pulmonary hypertension, structural and functional changes in the small muscular arteries play a significant role and contribute to the disease. Bioengineers aim to develop advanced, anatomically ...

10 hours ago in Biology
Medical Xpress / Tailoring an anti-cancer drug for optimal tumor cell killing

In a study published this week in Science, Université de Montreal researchers report key structural and biochemical differences among a class of anti-cancer drugs known as PARP inhibitors. These distinguishing differences ...

5 hours ago in Oncology & Cancer
Phys.org / Technique reveals how crystals form on surfaces

The process of crystallization, in which atoms or molecules line up in orderly arrays like soldiers in formation, is the basis for many of the materials that define modern life, including the silicon in microchips and solar ...

10 hours ago in Chemistry
Phys.org / Using chemistry to unlock the difference between cold- and hot-brew coffee

Cold brew may be the hottest trend in coffee-making, but not a lot is known about how this process alters the drink's chemical characteristics. Scientists now report that the content of potentially health-promoting antioxidants ...

6 hours ago in Chemistry
Phys.org / Whooping cranes form larger flocks as wetlands are lost—and it may put them at risk

Over the past few decades, the critically endangered whooping crane (Grus Americana) has experienced considerable recovery. However, in a report appearing April 2 in the journal Heliyon, researchers found that habitat loss ...

6 hours ago in Biology
Medical Xpress / Researchers find that nicotinamide may help treat fibrotic eye diseases and mitigate vision loss

Nicotinamide, a form of vitamin B3, can inhibit aggressive cell transformations during wound healing and may be key to the development of therapies to treat fibrotic eye diseases that impair vision, according to a new Mount ...

6 hours ago in Medical research
Medical Xpress / Natural sunscreen gene influences how we make vitamin D

Genetic variations in the skin can create a natural sunscreen, according to University of Queensland researchers investigating the genes linked with vitamin D.

6 hours ago in Genetics
Medical Xpress / Single mutation leads to big effects in autism-related gene

A new study in Neuron offers clues to why autism spectrum disorder (ASD) is more common in boys than in girls. National Institutes of Health scientists found that a single amino acid change in the NLGN4 gene, which has been ...

6 hours ago in Genetics
Phys.org / Repair instead of renew: Damaged powerhouses of cells have their own 'workshop mode'

If the energy supply of a cell is disturbed by damage, it can protect itself from functional losses and repair itself in a kind of workshop mode. That is the result of a new study conducted by Professor Dr. Aleksandra Trifunovic ...

7 hours ago in Biology
Phys.org / Fossil skull casts doubt over modern human ancestry

Griffith University scientists have led an international team to date the skull of an early human found in Africa, potentially upending human evolution knowledge with their discovery.

10 hours ago in Other Sciences