republished

Can You Shoot A Gun In Space? 

Space is full of potential dangers — rogue comets, Martians, bags full of astronaut poop, you name it. But if it really came down to it, and you did have to defend yourself against an interstellar attacker, would a traditional gun actually be able to do the trick?


Why New York's Penn Station Sucks

New Yorkers are known to disagree about a lot of things. Who’s got the best pizza? What’s the fastest subway route? Yankees or Mets? But all 8.5 million New Yorkers are likely to agree on one thing: Penn Station sucks.


If You Threw Cookie Dough At The Sun, How Long Would It Take To Bake?

First, let’s assume you are in orbit around the Earth’s atmosphere, and you threw the cookie sunward at 25 mph (40km/h). The most delicious of speeds.


Absolutely Everything You Ever Wanted To Know About Aeroplane Controls

All of them? If you’re talking about a commercial airliner, then there’s hundreds and hundreds. There are big, fat manuals describing what they all do. But, since you asked, buckle up.


What The Hell Is Champagne Sabering?

The first time you see someone sabre a bottle of Champagne a series of thoughts run through your mind:


Who Would Win In An All-Out Battle: Star Wars Or Star Trek?

A classic debate! Good or Evil? Chocolate or Strawberry? Star Trek or Star Wars (excluding the Death Star)? But unlike those timeless questions this one really does seem to have a compelling answer. And its not what the majority seem to think.


How Defence Has Shaped Our Cities

So in your spare time you’re looking at an aerial view of London on your favourite online mapping service (as one does), when you notice a street called London Wall.


The Life-Saving Science Behind Sunscreen

Every summer we slather layers of sunscreen with the highest SPF we can find, and bravely venture outside hoping our slimy cloak will shield us from the sun’s death rays. So how does this work?


Before The Hashtag, There Was The Octothorpe

If you want to follow conversation threads relating to this show on social media — whether Twitter, Facebook, or Instagram, Tumblr — you know to look for the hashtag: #99pi. In our current digital age, the hashtag identifies movements, events, happenings, brands — topics of all kinds. The “#” didn’t always have this meaning, though.


Could Cinderella's Glass Slippers Physically Exist Without Shattering?

It is delightful to have my masters degree in Mechanical Engineering put to use in resolving age old engineering problems.


Product And Price Finder

Find more great products at