Can an astronaut cry in space?

Can an astronaut cry in space?

He confirmed that astronauts can indeed cry in space. Tears run down your face because of gravity, but they don’t need gravity to form. When the tears get big enough they simply break free of the eye and float around.

What country consumes the most chocolate?

A new study in The New England Journal of Medicine shows that a country’s chocolate consumption correlates strongly with the number of Nobel Prizes its citizens win. According to the author’s calculations, Switzerland consumes the most chocolate and ranks second behind Sweden in laureates per capita.

When did mouth to mouth resuscitation begin?

1956 Peter Safar and James Elam invented mouth-to-mouth resuscitation. 1957 The United States military adopted the mouth-to-mouth resuscitation method to revive unresponsive victims. 1960 Cardiopulmonary resuscitation (CPR) was developed.

How many vertebrae are in the neck?

Cervical vertebrae are those in the neck area. With the exception of the two sloth genera (Choloepus and Bradypus) and the manatee genus, (Trichechus), all mammals have seven cervical vertebrae.

What day do couples have sex the most on?

Research has determined what day of the year leads to couples having the most sex. As Men’s Health points out, sex toy company Lovehoney polled 2000 people about their sex lives and determined that more couples would be having sex on July 1 than any other day. And to be exact, they’ll most likely be doing at 7:37 p.m.

How many people in the world are over 100 years old?

A growing number of Americans are living to age 100. Nationwide, the centenarian population has grown 65.8 percent over the past three decades, from 32,194 people who were age 100 or older in 1980 to 53,364 centenarians in 2010, according to new Census Bureau data.

Which US president had 15 children?

John Tyler was the most prolific of all American President: he had 15 children and two wives.

How fast is the speed of light in miles per hour?

The speed of light in a vacuum is 186,282 miles per second (299,792 kilometers per second), and in theory nothing can travel faster than light. In miles per hour, light speed is, well, a lot: about 670,616,629 mph. If you could travel at the speed of light, you could go around the Earth 7.5 times in one second.