Blog

18Feb

Perseverance Rover Entry Descent and Landing Nightmare

February 18, 2021By Tim Marube0 comment

There are three spacecraft that were sent to Mars in 2020 and after a 6 months journey, they are finally arriving at their destination. The first to reach Mars is Hope orbiter which is the first rocket to Mars sent from the United Arab Emirates. It is a satellite orbiter that will observe the weather patterns of Mars from its outer orbit. The second to arrive is the China Mars probe which comprises an orbiter and a lander. Finally, Perseverance, which we will look into in more detail.

07Oct

How Noise-Cancellation Headphones Work

October 7, 2020By Tim Marube0 comment

You may have used it or maybe seen it advertised, but have you ever wondered how noise cancellation works? Most of the current headphones come with this feature inbuilt. You just flip a switch and all the sound in the environment disappears. Cool right? Let’s find out the physics behind this.

22Aug

The Journey to Mars

August 22, 2020By Tim Marube0 comment

Once every 26 months, Mars gets closer to Earth and creates conditions that are optimal for travel to the Martian surface. Within a two weeks period, space explorers take advantage of the opportunity which makes the mission economically viable since it uses the least amount of energy and the shortest transit time.

20Aug

How to Make a Robot

August 20, 2020By Tim Marube0 comment

Making a drone, a rocket and a robot are some of the things I have had in my bucket list since I was a child. The excitement I felt when I see humans flying in space, planes defeating the laws of gravity, or Artificial intelligence robots beating the best human beings in strategy games is overwhelming.

14Aug

Mobile Melodies

August 14, 2020By Tim Marube0 comment

One fine Sunday morning, we are up and about our usual routine of doing the final preparations before the church service starts. As we go to set up the projector, we notice that it was dim and not so visible from a distance. We decide to switch to the printed copies which we had set aside for some time after going the digital way.