Decreased Deep Sleep May Signal Alzheimer’s Disease

Kathmandu,Jan 11:Older people who get less deep sleep have higher levels of the brain protein tau, a sign of cognitive decline and Alzheimer’s disease, according to a study. Slow-wave sleep is the deep sleep people need to consolidate memories and wake up feeling refreshed, said researchers at the Washington University School of Medicine in the US. The findings, published in the journal Science Translational Medicine, suggest that poor-quality sleep in later life could be a red flag for deteriorating...

Mysterious Radio Signals From Deep Space Detected

Kathmandu,Jan 10:Astronomers have revealed details of mysterious signals emanating from a distant galaxy, picked up by a telescope in Canada. The precise nature and origin of the blasts of radio waves is unknown. Among the 13 fast radio bursts, known as FRBs, was a very unusual repeating signal, coming from the same source about 1.5 billion light years away. Such an event has only been reported once before, by a different telescope. “Knowing that there is another suggests that...

Annual waterbird census begins in Koshi Tappu

Inaruwa, January 6 A census of waterbirds in wetlands of Koshi Tappu Wildlife Reserve in eastern Nepal has begun on Saturday. A census of the aquatic birds in and around Koshi Tappu has been initiated in order to find out the number and the situation of such birds, says Coordinator of Koshi Birds Society in Sunsari, Anis Timsena. The census is being carried out jointly by the Society, Himali Prakriti, Nepal Ornithologists Association and the Wildlife Reserve. The counting...

House panel finds minister guilty in wide body purchase

Kathmandu,Jan 02:The subpanel of the Public Accounts Committee has recommended action against Minister for Culture, Tourism and Civil Aviation Rabindra Adhikari, his predecessors Jitendra Narayan Dev and Jeevan Bahadur Shahi for their involvement in irregularities in the purchase of two aircraft for the National Airlines Corporation. Likewise, it has sought the suspension of 38 government officials involved in the anomalies, according to the Nayapatrikareport. It adds that there was corruption of Rs 4.34 billion in the deal as concluded by...

21 rhinos die in less than six months

Chitwan, Dec 31: The first five and half months of the current fiscal year as in the past produced a disappointing situation for the Chitwan National Park (CNP) in regard to the case of rhinos.  Despite the report of no cases of rhino poaching in the CNP in the past two years, the stakeholders concerned are yet to find the atmosphere conducive to the celebrations in view of the rising number of deaths of the endangered wildlife. To date,...

How sound can help us understand environmental change

Kathmandu,Dec 30: Our hearing tells us of a car approaching from behind, unseen, or a bird in a distant forest. Everything vibrates, and sound passes through and around us all the time. Sound is a critical environmental signifier. Increasingly, we are learning that humans and animals are not the only organisms that use sound to communicate. So do plants and forests. Plants detect vibrations in a frequency-selective manner, using this “hearing” sense to find water by sending out acoustic emissions and to...

Climate passport, anyone?

As climate change leads to the flooding of whole countries a “climate passport” may allow the most distressed to settle in countries that have been largely responsible for the impact Kathmandu,Dec 25:Nearly half a million people lost their countries during World War 1 and had to use the Nansen Passport till they could get citizenship of one country or another. A higher number may lose their countries as the sea level rises due to climate change. They should get a climate...

After #MeToo movement, 50 million Google searches on sexual harassment: Study

Kathmandu,Dec 24:Following the massive #MeToo movement, around 50 million Google searches on sexual harrasment, reporting and prevention of such behaviour were recorded in the US during October 2017 to June 2018, a US study suggests. The study found that sexual harassment and assault searches were 86 per cent higher than expected from October 15 in 2017 to June 15 in 2018, reaching a record high. An estimated 40-54 million Google searches for sexual harassment and assault were recorded in...

Himalayan Marmot’s formula to survive high altitude constraints: Mutate

Kathmandu,Dec 21:The Himalayan marmot (Marmota himalayana) has always fascinated scientists and alpinists who travel to high altitudes. The large squirrels dwell at elevations of 1,900–5,000 m around the Himalayan regions of India, Nepal, and Pakistan, and the Qinghai-Tibetan Plateau of China. At such altitudes, the air is thin and temperatures regularly plummet to below zero degree Celsius. But, these squirrels continue to thrive under such resource-scarce conditions. Scientists studying the genetics of the ‘beaver-ish rodents of unusual size’ may have...

Govt to appoint local contractor to complete Melamchi

Kathmandu,Dec 20:After CMC (an Italian firm) decided to pull out of the Melamchi Drinking Water project, the government has been advised to hire a local contractor to finish the project, says Kantipur. The paper says that it will take at least six months to issue a tender to complete the project. It quotes former bureaucrats to say that local contractors that have experience building hydropower projects can finish the concrete lining work of the tunnel. The Himalayan Times, meanwhile, says that the government...

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