Within 10 years of the first gallbladder surgeries being done laparoscopically, a majority of gallbladder surgeries were being done laparoscopically truly a pretty big revolution.

Each side needs the other and needs to keep the other side in check.

Now, this is wonderful, because the campaign promise of large telescopes is that is that the bigger the telescope, the smaller the detail that we can see.

These health concerns are not controversial and do not come under the same political scrutiny as do reproductive and sexual health issues.

And now, in contrast to the laparoscopy, you can precisely place the needle in your instruments, and you can pass it all the way through and follow it in a trajectory.

I want her to look at the world through the underside of a glass bottom boat, to look through a microscope at the galaxies that exist on the pinpoint of a human mind, because that's the way my mom taught me.

In most experienced hands, the endoscope is advanced to the junction of where the colon and small bowel join up (cecum) in under 10 minutes in 95 of cases.

There's going to be a satellite telescope launched later this year and it will look towards the middle of the galaxy, to see if we can see dark matter particles annihilating and producing gamma rays that could be detected with this.

So, in fact, my graduate students are, at this very moment, today, at the telescope, in Hawaii, making observations to get us hopefully to the next stage, where we can address this question of why are there so many young stars, and so few old stars.

It's sort of like when Galileo invented or, didn't invent came to use a telescope and could see the heavens in a new way, or Leeuwenhoek became aware of the microscope or actually invented and could see biology in a new way.

In a series of witty punchlines, Patrick Chappatte makes a poignant case for the power of the humble cartoon. His projects in Lebanon, West Africa and Gaza show how, in the right hands, the pencil can illuminate serious issues and bring the most unlikely people together.