### The RSA algorithm (or how to send private love letters)

A couple of days ago on The Conversation, I set myself up with a task: to defend the usefulness of so-called "useless" maths. Today, that defence continues, with a look at the RSA algorithm.

A couple of days ago on The Conversation, I set myself up with a task: to defend the usefulness of so-called "useless" maths. Today, that defence continues, with a look at the RSA algorithm.

Apr 10, 2013
in
Mathematics

0
2

I once made the mistake of asking a mathematician why he devoted his whole life to maths. "Because it's fun!" he replied wildly, his flabby cheeks beaming with childlike excitement.

Apr 10, 2013
in
Mathematics

1
0

Organic semi-conductors could revolutionise electronics in various areas. Nowadays, components put out such high performances that they are used in small devices like mobile phones. With larger devices, however, the organic ...

Apr 08, 2013
in
Condensed Matter

0
0

Astronomers have measured the spin of a black hole buried in the heart of a galaxy located 56 million light years away, and discovered it was spinning quickly – about as quickly as it could go. That was the big news, based ...

Mar 06, 2013
in
Astronomy

0
35

When Keith Short began delivering packages for UPS 23 years ago, he used bulky pads of paper to track parcels and pens that froze in the cold. Today, Short scans packages on and off his truck with a handheld computer that ...

Dec 21, 2012
in
Business

0
0

The energy generated from our oceans could be doubled using new methods for predicting wave power. Research led by the University of Exeter, published (27 June) in the journal Renewable Energy, could pave the way for significant ...

Jun 26, 2012
in
Energy & Green Tech

0
0

Just as a terrestrial globe cannot be flattened without distorting the distances, it seemed impossible to visualize abstract mathematical objects called flat tori in ordinary three-dimensional space. However, a French team ...

Apr 26, 2012
in
Mathematics

0
1

Understanding the way our bodies heal is not as easy as 1, 2, 3. But a Queensland University of Technology (QUT) researcher believes mathematics holds the answers to complex biological problems.

Apr 23, 2012
in
Mathematics

0
0

(AP) -- Strange secrets hide in numbers. For instance, an orange used car is least likely to be a lemon. This particular unexpected finding came to light courtesy of a data jockey who goes by the Internet alias SirGuessalot, ...

Apr 15, 2012
in
Computer Sciences

0
0

The Philadelphia Phillies, St. Louis Cardinals and Arizona Diamondbacks should win their divisions, while the Atlanta Braves and the Cincinnati Reds will make it to Major League Baseball's post-season as wild card teams in ...

Mar 28, 2012
in
Mathematics

0
0