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A team of archeologist recently unveiled another mystery associated with Stonehenge. Now the researchers claim the stones used to create Stonehenge may have been first erected in Wales.

The stones after being carried to Salisbury Plain formed part of the monument's inner horseshoe, said archaeologists. It has been known that since 1920s the bluestones were brought to Stonehenge from somewhere in the Preseli Hills.

It was until recent that there has been collaboration with archaeologists to locate and excavate the real quarries from which they actually came.

According to study authors, both of the quarries in Preseli were exploited in the Neolithic, and Craig Rhos-y-felin was also quarried in the Bronze Age, around 4,000 years ago.

Car travels, fireworks and outdoor barbecuing were banned in Beijing after a thick blanket of gray smog covered the entire Chinese capital. Experts said the same situation might stretch entire week.

The local environmental protection bureau said they had to immediately issue a red alert in the city to warn people about the dangerous effects of the gray smog in the city.

This was for the very first time that such an alarm has been raised to its highest level since the introduction of an emergency air-pollution response system in 2013.

A picture of the iconic Bird’s Nest stadium was also released by the state-run Xinhua News Agency showing the stadium entirely covered in a curtain of gray smog.

Japan Aerospace Exploration Agency (JAXA) back in 2010 launched a probe to orbit Venus and explore the planet in depth but its attempt ended in a failure. Now five years after the first attempt, JAXA made a second and final attempt for its mission.

According to JAXA scientists, an increase in temperature in the main engine due to a choked fuel valve was the reason for the previous failure. The accident made the space agency miss the opportunity to send its craft in Venus orbit.

The space agency is now ready and on Sunday its probe Akatsuki executed its backup plan. The agency is presently waiting for the data from the probe. The data from the probe will confirm whether the second attempt made by the agency was a success or a failure.

So far, it has been known that Type 2 diabetes has several impacts on a person’s health, like vision problem, cardiovascular issues and nerve degeneration, but now, researchers, through a new study, have found that oral health is also related to diabetes.

The authors of the study said that vision problem or amputations are well-known risks associated with diabetes, but according to the study, people with Type 2 diabetes are at high risk of losing teeth.

The study shows that African-Americans even have a higher risk of tooth loss. Bei Wu of Duke University in Durham, N.C. said in a statement that they have strong evidence that poor oral health is linked to diabetes.

A most commonly prescribed cancer drug in the market has been made generic by the US Food and Drug Administration (FDA) after the generic drug maker and the brand-name has brought its dispute over patents to end past year.

A request made by India based Sun Pharmaceutical Industries Limited subsidiary for the production of a generic version of Gleevec (imatinib mesylate) has got the FDA approval. Gleevec is generally prescribed medication for patients who have chronic myeloid leukemia (CML). It is also called chronic myelogenous leukemia, and is steadily progressive, though it can transform into an acute type also.

On Sunday, health officials reported that new HIV infections in gay black men are likely to finally get stable. As a whole, new cases of HIV have been dropping in the United States, but the number was rising in gay and bisexual black men. In that group, the AIDS virus is very much common.

However, according to the latest figures released on Sunday, since 2010, the number of new diagnosed cases in gay and bisexual black men hasn't gone up much, the rise was less than 1%. For that group’s younger men, who used to have had disturbing infection rates, new diagnoses have shown a 2% drop.