What are digital signatures and electronic signatures, and PAdES?
A clear explanation about electronic signatures and how it is different from digital signatures. Also find out about the different profiles of PAdES and how…
What Happens to Water When You Compress It?
How far can you compress water? Did you know that there are more forms of ice than you think? Explore with us and find out…
Transfer Files between Android and PC over Wi-Fi
Overview of how to connect your Android phone to a local network and transfer files between PC and phone using just the Wi-Fi. No internet…
What Is a Leap Second and How Does It Work?
A leap second is something more than an adjustment factor. Explore the beautiful relationship between earth and moon, which led to the 'leap second' concept.
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Why Does Ice Float in Water?
Ever wondered why ice, which is the solid form of water, floats in the liquid form of water? Explore how solid water's density is lowered…
How Shape Memory Alloys Work?
Have you ever wondered how novelty gimmicks like the bending spoons bend? Explore the working and applications of shape memory alloys that ‘remember’ shapes.
What Happens to Water in Space/Vacuum?
What happens if you eject a water beaker into space or just place the beaker inside a vacuum chamber? Will it boil or freeze?
Why Speakers Click and Buzz When a GSM Mobile Phone Is Brought near It?
Missing that old GSM induced noise on your speakers? Listen to it here, and explore why GSM mobile phone makes that click and buzz sound…
Which Direction Would a Magnetic Compass Point in Space?
Any idea how a magnetic compass would behave in the international space station or in the intergalactic space? Find out how magnetic compass works in…
Why Does Inhaling Helium Turn Human Voice Funny?
Explore how human voice works and find out why the voice turns funny on inhaling helium and sulfur hexafluoride.