Science News
Quantitative 3D analysis of bone tools sheds light on ancient manufacture and use
Science Daily - 7 Nov 2018 21:34
Quantitative three-dimensional analysis of bone wear patterns can provide insight into the manufacture and use of early human tools, according to a new study.
New, more accessible staging system developed to predict survival for patients with AL Amyloidosis
Science Daily - 7 Nov 2018 21:34
A new staging system developed with a more accessible test to predict the chance of survival in patients living with light chain (AL) amyloidosis.
Machine-learning algorithm predicts how cells repair broken DNA
Science Daily - 7 Nov 2018 20:38
By creating a machine-learning algorithm that predicts how human and mouse cells respond to CRISPR-induced breaks in DNA, a team of researchers discovered that cells often repair broken genes in ways that are precise and...
Tiny molecule has big effect in childhood brain tumor studies
Science Daily - 7 Nov 2018 20:38
A very small molecule under study is able to kill a childhood brain cancer, and the lead researcher said it may be possible to reduce by 90 percent the amount of chemotherapy and radiation required to kill such tumors.
Low health literacy associated with early death for cardiovascular patients
Science Daily - 7 Nov 2018 20:03
Patients hospitalized with a cardiovascular event are more likely to die within one year if they have low health literacy, according to a new study.
Chlamydia attacks with Frankenstein protein
Science Daily - 7 Nov 2018 20:02
When Chlamydia trachomatis, the bacterium that causes one of the most common sexually transmitted infections worldwide, enters a human cell, it hijacks parts of the host to build protective layers around itself. Inside t...
'Dual mobility' hip replacement implant reduces risk of dislocation, study finds
Science Daily - 7 Nov 2018 20:02
A new study indicates that a newer type of artificial hip known as a 'modular dual mobility' implant could reduce the risk of dislocation in patients who need a revision surgery.
Long-term study shows that HIV-2 is deadlier than previously thought
Science Daily - 7 Nov 2018 20:02
A study shows that HIV-2 is more pathogenic than previously demonstrated. The new findings indicate that early treatment should be applied to all patients with HIV, not only to those with HIV-1.
Tumour immune cells could aid cancer therapies, study shows
Science Daily - 7 Nov 2018 20:02
A pioneering technique designed to spot differences between immune cells in tumours could speed the development of cancer treatments, research suggests.
Nasal delivery of weight-loss hormone eases breathing problems in sleeping mice
Science Daily - 7 Nov 2018 20:02
Experimenting with mice, Johns Hopkins Medicine researchers have added to evidence that a hormone best known for helping regulate hunger and body weight might also ease breathing problems experienced during sleep more ef...
Patients use only a fraction of opioids given after surgery -- but prescription size affects use
Science Daily - 7 Nov 2018 18:28
The first large study of surgical opioid prescribing and patient usage shows the potential for reduced amounts and the importance of safe disposal of unused pills.
Bacteria use different strategies to divide and survive under stress
Science Daily - 7 Nov 2018 18:28
A new study shows how cyanobacteria, or bacteria that produce energy through photosynthesis like plants, change the way they grow and divide in response to different levels of light.
Ripples in Space-Time Could Reveal the Shape of Wormholes
Live Science - 7 Nov 2018 09:17Town-dwelling spiders are not afraid of the light
The Economist - 7 Nov 2018 22:33
Lover of the light MOST SPIDERS avoid light because, besides being predators, they are also potential prey. But there is a set of circumstances in which living beside a powerful light is an advantage. This is when you ar...
To get to the top of the art world, start there in the first place
The Economist - 7 Nov 2018 22:33
WELL BEGUN, half done. That proverb, ascribed to Aristotle, seems an apt description of the art market--at least it is if a study of artistic careers, published this week in Science, is to be believed. In this study Albe...
Levitating particles could lift nuclear detective work
Phys.org - 7 Nov 2018 21:58
Laser-based 'optical tweezers' could levitate uranium and plutonium particles, thus allowing the measurement of nuclear recoil during radioactive decay. This technique, proposed by scientists at Los Alamos National Labor...
How beatboxers produce sound: Using real-time MRI to understand
Phys.org - 7 Nov 2018 21:00
Beatboxing is a musical art form in which performers use their vocal tract to create percussive sounds. Sometimes individual beatboxers perform as a part of an ensemble, using their vocal tracts to provide beats for othe...
Codebreaker Turing's theory explains how shark scales are patterned
Phys.org - 7 Nov 2018 21:00
A system proposed by world war two codebreaker Alan Turing more than 60 years ago can explain the patterning of tooth-like scales possessed by sharks, according to new research.
Blood test can spot DNA from eight different types of cancer
New Scientist - 7 Nov 2018 21:00
A blood test can detect if you have breast, bowel or other cancers by looking for characteristic tumour DNA fragments that have leaked into the circulation
Researchers create most complete high-resolution atomic movie of photosynthesis to date
Phys.org - 7 Nov 2018 20:00
Despite its role in shaping life as we know it, many aspects of photosynthesis remain a mystery. An international collaboration between scientists at SLAC National Accelerator Laboratory, Lawrence Berkeley National Labor...
World's first figurative art is of an unknown animal in Borneo
New Scientist - 7 Nov 2018 20:00
A red animal painted on a cave wall in Borneo more than 40,000 years ago is the oldest drawing of a real-life object ever discovered
How worrying is it that more and more teens are using e-cigarettes?
New Scientist - 7 Nov 2018 20:00
Many are alarmed by the fast-rising popularity of vaping among teenagers in the US. But experts are divided on whether e-cigarettes should be more tightly regulated