Deaths in Space: What is the Karman Line and who was Aboard Soyuz 11?

An image of original crew of the ill fated Soyuz 11.

When answering the question "how many people have died in space?" there are answer can either be 3 or 19.

The $150 Million Lesson in Getting Units Right: How did the Mars Climate Orbiter Crash?

An artists impression of the Mars Climate Orbiter in space above the planet Mars

As a science teacher, one of the most common phrases I always say is "UNITS". Every science teacher has that one line that they always use that usually goes something like: "50 what? 50 bananas? 50 apples? 50 joules? Yes, 50 joules!" In an aim to reduce how much I have to say this line,… Continue reading The $150 Million Lesson in Getting Units Right: How did the Mars Climate Orbiter Crash?