The new evidence may finally help put the chill on skeptics' belief that long-term global warming occurs in an unpredictable manner, independently of external drivers such as human impacts.


Global warming not driven by natural forces: Study


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Using genetic data, Indian scientists have traced the emergence of a rigid caste system to about 1,600 years ago during the Gupta period when a lot of social transformation occurred. It, they claim, eventually left its mark on people's DNA.


Caste system left its mark on Indians' DNA: Study


If the Viagra pill did not do much for you last night, do not just blame yourself as the pill may itself be a fake one.


Smartphone device that will spot 'fake' Viagra for you


Scientists have been successful in aiding a sustainable restoration of Caribbean reefs with the rearing of a threatened Caribbean coral species to its reproductive age.


Corals species bred in laboratory reproduce in the wild


Chinese researchers have engineered a liver tissue in the lab which closely mimics the organ's complicated functions more effectively - a finding that can lead to the development of functional liver tissue for clinical applications and drug screening.


Chinese scientist develops liver tissue for transplants, drug screening


NASA space scientists, trying hard to understand the Sun's electromagnetic field that is crucial for future deep space travel, have released a first-ever video model of the Sun showing how its magnetic field behaves.


In a first, watch 'invisible' magnetic Sun in action


Australian scientists have witnessed the rare eruption of an Antarctic volcano off the coast of the frozen continent.


Australian scientists film rare eruption of volcano


Scientists are yet to solve a 30-year-old mystery of human foetuses' remarkable ability to heal wounds without scars, and unlocking the secret through stem cell research would have a "huge impact" for India with its disease burden but has to be balanced with the need to fight poverty, says a globally prominent regenerative medicine expert.


'Balancing act for India to fund stem cell research, fight poverty'


The next time you hear the words "Meetha patta" or "Madrasi patta", don't ignore the humble heart-shaped popular mouth-freshener. Paan or betel leaf could provide the key to unlock an arsenal of anti-inflammatory drugs, claim Indian researchers.


Indian scientists unlocking betel leaf's health secrets


Abu Dhabi, Jan 31 (IANS/WAM) Rahma, the UAE's cancer patient care society, will mark World Cancer Day by hosting an event on Monday in Abu Dhabi.


UAE's cancer patient care group to mark Cancer Day


Regular virtual reality (VR) headset-users who play motion-heavy videos suffer the most from motion sickness and nausea, researchers have found.


Virtual reality headsets can trigger motion sickness, nausea


When one spouse passes away, his or her characteristics continue to be linked with the surviving spouse's well-being, said a study.


Even after death, spouse impacts your well-being


Women of reproductive age who are thinking of having children should stay fit. A recent study warns that children born to obese women with diabetes are four times more likely to be diagnosed with autism spectrum disorder.


Obesity, diabetes up autism risk in kids


Female rats often respond to fear by "darting" where they start running around like crazy when they sense threat, new research has found, suggesting that the findings could lead to better treatments for post-traumatic stress disorder (PTSD) in humans.


How rats respond to fear can fix stress disorder in humans


The US researchers have identified two life-threatening vector-borne diseases that can be passed from mother to child through the placenta.


Two vector-borne diseases that pass from mother to child


British researchers have identified subtle differences in the brains of adult males with autism spectrum disorder (ASD). The subtle brain differences were found in men who at a very young age had severe problems with communication and social interaction, the study showed.


Subtle brain differences prominent in autistic men


Users of cherry-flavoured e-cigarettes may be exposed to higher levels of potentially harmful respiratory chemical, reveals a new study.


Cherry-flavoured e-cigarettes more harmful to users


Is there any link between low levels of mental functioning and poor health? A study shows that the same genes which influence people's health also shape how effectively they think.


Same genes influence health, thinking skills


A high percentage of street dog deaths were influenced by humans, says a new study, which also notes how human activities impact the sex ratio of the free-ranging dog population.


Street dog deaths largely human-influenced: Study


Mathematics has always been a troublesome and scary subject for many children. But a recent study has found that school kids who trace math problems using fingers are able to solve them more quickly and easily.


Finger tracing can help students perform better in maths: Study


US researchers have found the first reliable evidence that humans played a substantial role in the extinction of Australian mega fauna -- large animal species in Australia with body mass estimates of more than 45 kilograms.

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