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The necessity behind the invention of the stethoscope was more cultural than medical.

The early prototype of a stethoscope consisted of a hollow tube of wood that was 3.5 cm (1.4 inches) in diameter and 25 cm (10 inches) long and was monoaural, transmitting sound to one ear.

Responding to India's disappointment over sale of eight F-16s, US said providing the fighter jets will help Pakistan in its counter-terrorism effort.

AIGNF has warned the government that work would be halted at every public hospital from March 15 onwards if their demands are not met.

Parliamentary Affairs Minister M Venkaiah Naidu said there was a general consensus that Parliament should run smoothly.

"It is a state of undeclared emergency with everyone including the bureaucracy living in the shadow of fear? The essence of democracy is right to debate. Democracy needs debate, tolerance and brotherhood," Sibal said.

The petition filed by N D Jaiprakash, an alumnus of JNU, who was hurt in the violence on Monday, sought action against the people involved in the violence and over "inaction" on the part of Delhi Police.

Congress candidate P Sanjeeva Reddy polled 39,451 votes while M Vijaypal Reddy of TDP got 14,787 votes in the constituency, considered a Congress bastion.

Paris St Germain would be odds-on certainties to easily beat Chelsea and take a big step towards the Champions League quarter-finals on Tuesday if statistics and domestic form decided matches.

The family in Bihar's Begusarai has called Kanhaiya's arrest an atrocity on their son of the soil.

Punjab Warriors scored a field goal in the dying minutes of the game to ensure a 4-4 draw against Kalinga Lancers and secure a place in the Hockey India League semi-finals on Monday.

"My visit to India is aimed at normalising the past uneasy situation and also to further promote our age-old ties," Nepal PM Oli said.

Space tourism companies are employing designs including winged vehicles, vertical rockets with capsules and high-altitude balloons.