For brown widow spiders, sex is literally a matter of life and death. If a male chooses an adult female, chances are roughly 50/50 that she’ll eat him afterward. But if he mates with a younger subadult female, she’ll let him live to see another day. Despite this, the males prefer older mates.
Older adults who take a novel antioxidant that specifically targets cellular powerhouses, or mitochondria, see aging of their blood vessels reverse by the equivalent of 15 to 20 years within six weeks, according to new research.
‘Superblack’ bird of paradise feathers absorb 99.95% of light
Coal plant emissions damage infant DNA, a new study shows - A study from Columbia University has found that babies born during a coal plant’s operation in China had shorter telomeres than those born after the plant’s closure.
It's not just the oceans: Microplastic pollution is all around us
In 200 Years Cows May Be the Biggest Land Mammals on the Planet
Why psychopaths make such bad first impressions - New research shows why psychopaths fail the first impression test. The results paint a negative picture of interpersonal interactions with individuals scoring highly on any Dark Tetrad traits (psychopathy, Machiavellianism, narcissism, and sadism).
Scientists created a quantum tunneling devices to captures electricity
Scientists at the University of Maryland School of Medicine have for the first time found direct causal links between the neurotransmitter dopamine and avoidance – behavior related to pain and fear.
Researchers have found evidence of rapid and involuntarily mental processes that kick-in whenever we encounter opinions we agree with.
Where and why does restoration happen? Ecological and sociopolitical influences on stream restoration in coastal California
Perturbation of the circadian rhythm is a hallmark of cancer and chronic circadian rhythm disruption predisposes individuals to tumour development. Nowresearchers show that drugs that stimulate the circadian cloc are selectively lethal to a wide range of cancer cells.
Having an audience might make you perform better, study finds - Johns Hopkins neuroscientist discovers that performing a task in front of an audience triggers part of the brain associated with action and motor skills
Some nutrients found in food may help reduce the symptoms of psychotic illness such as schizophrenia, when used in the early stages of treatment, a study claims. The team brought together data from eight independent clinical trials of nutrient supplementation in 457 young people
New research suggests that it is not just the victims of cyberbullying that are more vulnerable to suicidal behaviours, but the perpetrators themselves are also at higher risk of experiencing suicidal thoughts and behaviours.
Immunotherapy as First Line Metastatic Non–Small-Cell Lung Cancer Treatment Prolongs Survival Regardless of PD-L1 Status | NEJM
How mitochondria keep our brains and minds moving
Algorithm highlights cardiovascular disease using smartphone's camera
Researchers illuminate the path to a new era of microelectronics: New manufacturing process will enable photonic communication in consumer devices
The future of electronics based on memristive systems
Cognitive deficits of adolescent cannabis use are smaller than thought previously; abstinence longer than 72 hours diminishes them further
Study identifies brain areas altered during hypnotic trances
Sometimes called “wear and tear” arthritis, osteoarthritis in people who are obese was long assumed to simply be a consequence of undue stress on joints. But researchers provide the first evidence that bacteria in the gut – governed by diet – could be the key driving force behind osteoarthritis.
Physiological and Genetic Adaptations to Diving in Sea Nomads
Tiny microenvironments in the ocean hold clues to global nitrogen cycle
UCI researchers identify blood biomarkers that may help diagnose, confirm concussions - Researchers have found that specific small molecules in blood plasma may be useful in determining whether someone has sustained a mild traumatic brain injury (mTBI), commonly known as a concussion.
Certain PTSD therapies prove effective long after patients stop treatment. The findings suggest effective and lasting approaches for symptoms of PTSD-a debilitating and typically chronic disorder that rarely diminishes spontaneously and is associated with significant distress, impairment
A tooth-mounted sensor can track when patients consume glucose, salt, and alcohol. The 2-mm-by-2-mm device can then send data to smartphones and the like, according to a new study from Tufts.
Religious individuals with high scientific reasoning ability are not more likely to accept biological evolution as true, according to new research
Ejaculation Induced by the Activation of Crz Neurons Is Rewarding to Drosophila Males
I’m Francis Collins, Director of the National Institutes of Health. As we celebrate the 15th anniversary of the completion of the Human Genome Project, I’m here to talk about its history and the critical role it has played in precision medicine. Ask me anything!
By passively monitoring user-generated data from medical cannabis patients, researchers have glimpsed the types and amounts of marijuana that seem effective for relieving symptoms of stress, anxiety, and depression, as reported in the Journal of Affective Disorders.
Desiccation cracks provide evidence of lake drying on Mars
Earlier time to aerobic exercise is associated with faster recovery following acute sport concussion
Researchers discover Autistic children inherit rare damaging noncoding variants from fathers but not mothers
When There’s an Audience, People’s Performance Improves
Seroprevalence of Toxoplasma gondii in pregnant women and livestock in the mainland of China: a systematic review and hierarchical meta-analysis
Salk scientists curb growth of cancer cells by blocking access to key nutrients through control of circadian clock.
A research study explaining that children even before their teenage years may have a distorted perception of body image and a subjective perspective of what is an acceptable body type.
Graphene Sets a New Record on Squeezing Light to One Atom