North Korea slams `rubbish` US claims over space programme

North Korea on Friday slammed US allegations that its space research is essentially a disguised ballistic missile programme, and vowed to send more satellites into orbit in defiance of UN sanctions.

Keen sense of touch allows bats to fly with precision
Keen sense of touch allows bats to fly with precision

Bats fly with breathtaking precision because their wings are equipped with highly sensitive touch sensors, cells that respond to even slight changes in airflow, scientists say.

No sign of North Korea nuclear test preparations: US think tank

North Korea is showing no signs of preparing for a new nuclear test, a US think tank said Friday, citing recent satellite imagery.

John Hopkins extends medical curriculum to Indian students

John Hopkins University to offer cardiology, diabetology and rheumatology courses through distance education for the first time in India. Prachi Rege reports.

Scientists map over 17,000 proteins in human body

In a landmark find, a team of international researchers led by Indian scientists, for the first time, in the world has mapped more than 17,000 proteins in 30 organs of the human body.

Breakthrough discovery in preventing atherosclerosis

In a significant finding, scientists at Johns Hopkins University have found a way to block abnormal cholesterol production, transport and breakdown, successfully preventing the development of atherosclerosis, the main cause of heart attacks and strokes and the number-one cause of death in humans.

Why people lose hearing as they age

Researchers from Johns Hopkins and the National Institute on Aging have found that as the brain becomes smaller with age, the shrinkage seems to be fast-tracked in older adults with hearing loss.

New drug combo cures toughest cases of hepatitis C

A pair of experimental, oral antiviral drugs are safe and highly effective in the treatment of hepatitis C, a liver-damaging infectious disease, scientists have found.

Caffeine stirs memory: Study

A jolt of caffeine can boost memory, according to a study published Monday that provides a scientific motive for students slurping coffee, tea or energy drinks when cramming for exams.

Low oxygen bad for breast cancer patients

Breast cancer cells, when exposed to low oxygen conditions, trigger the production of two proteins that make the cancer cells spread fast -- making the patient’s condition worse, a new paper has contended.

Protein key to restoring `exhausted` HIV-fighting immune cells identified

Researchers have identified a protein that causes loss of function in immune cells combating HIV.

Google`s Eric Schmidt predicts end of censorship within a decade

Google Inc Executive Chairman Eric Schmidt has a bold prediction: Censorship around the world could end in a decade, and better use of encryption will help people overcome government surveillance.

New model may help detect dementia early

Researchers have developed a new statistical model that could help determine whether memory loss in older adults is benign or a stop on the way to Alzheimer`s disease.

Diabetic women under 60 at higher risk of heart disease

Researchers including an Indian origin scientist has found that young and middle-aged women suffering from type 2 diabetes are at increased greater risk of developing coronary artery disease than previously believed.

Blood pressure drugs could reduce risk of dementia

A new study has revealed that taking certain blood pressure medications may decrease the risk of dementia due to Alzheimer`s disease (AD).

Cradle of dizziness in brain identified

Johns Hopkins researchers claim that they have pinpointed a site in a highly developed area of the human brain that plays an important role in the subconscious recognition of which way is straight up and which way is down.

New saline jab offers hope to chronic back pain sufferers

A new saline jab could be a ray of hope for sufferers of chronic back pain.

Potential cure emerges for Down Syndrome

US researchers may have identified a compound that appears to reverse the learning deficits associated with Down Syndrome in lab mice.

New `switch` that plays dual role in memory formation found

Scientists have discovered a protein switch that can either increase or decrease memory-building activity in brain cells, depending on the signals it detects.

Stress during pregnancy can drive offspring to obesity

Offsprings of expecting mothers, who experience stress during pregnancy, can become obese, if the children cope with stress passively, a new study has suggested.