Light is present all around us, whether the natural light from the sun during the day, fluorescent light from lightbulbs or laser pointers used for presentations. As much as we depend on light to grow our food, create electricity, and illuminate our lives, we have also been warned that too […]
Humanity started down a new road in 1961 when John Kennedy challenged Americans to put a man on the Moon. Whether it was a swipe at the Soviets or propaganda for uniting Americans, it would eventually focus the world’s attention in a way that had never happened before. The Space […]
As the rubbish truck trundles by on its allotted day, waste disposal seems like a straightforward process. But what if you have a nuclear submarine to get rid of? You can’t squeeze that in the black bin. All around the world, there are thousands of large and dangerous items that […]
Water is undoubtedly the most important resource on this planet. Below mentioned are some of the most interesting facts about water. Have a look: Water is the only compound which is found naturally on earth in three forms- liquid, solid and gas. Water regulates the temperature on the Earth. Around […]
The science, technology, engineering and mathematics (STEM) industries are all vastly different fields that include thousands of careers. Although these careers are all unique they do sometimes cross with one another. For example, scientists might do the research and the technology industry could help them create machines. The engineering field […]
The Square Kilometre Array (SKA) project’s an international initiative to build the largest radio telescope in the world. The new telescope will have a collecting area of a million square meters, with thousands of antennae located in 8 other African partner countries, although the main part of the SKA telescope […]
In the course of the last few years, 3D or three-dimensional printing has experienced significant development. In the previous year, we have seen an array of improvements made in various technologies, and the very first name that comes to our mind as we speak of technological developments is none other […]
It's great to unearth some long-forgotten keepsake, and it's even better when that find has historical significance. That's exactly what happened to Danish astronomer, Holger Pedersen. Although retired, Pedersen still participates in projects and hence makes regular visits to the Niels Bohr Institute in Copenhagen, Denmark. On a recent visit, […]
Engineering is the most preferred career option for students who are inclined towards technology. In fact, B. Tech is the most popular undergraduate degree in the whole country. The reason may be due to challenging course content, superior placements, wide employment opportunities etc. We notice that more and more students […]
![The History Of Light [Infographic]](https://lerablog.org/wp-content/uploads/2014/12/history-of-light-216x160.png)
Where does light come from? It’s quite a broad question that can be answered in many different ways. But if we’re talking about light, illumination, in general then we can start all the way back in 13,000 BC with the primitive lamp. Unlike lamps you see today, these “lamps” were […]
Ebola: Origin and Symptoms Origins of the Ebola virus can be traced back to 1976, when it was supposedly found in the Ebola River-a tributary of the Congo River. The Ebola virus is extremely fatal for humans and mammals, which eventually leads to the Ebola_Virus_Disease. It is also referred to […]
When most people hear the term "welding" they probably picture a guy wearing a medieval-looking mask, holding a blow torch to a giant piece of metal while sparks fly all around him. While this isn't completely off, it doesn't take into account the huge role that welding plays in industrial […]