A famous experiment with a null result

In 1878, the New York Times announced, “It would seem that the scientific world of America is destined to be adorned with a new and brilliant name,” predicting that light would soon be measured “with almost as much accuracy as Read More …

A relic of the Big Bang

How was the Universe created? This is one question that has confronted the human mind over thousands of years. Various civilizations, cultures, religions and mythologies have sought to answer this differently. In modern times scientists too had to address this Read More …

Paper tricks, soap bubbles and more

Partha Bandyopadhyay You often need very simple things to demonstrate experiments that seem almost magical. Here are four simple experiments with paper. Tear the paper into three pieces Take a paper strip 2-3 cm wide and about 15 cm long. Read More …

Adding the human touch

Subha Das Mollick Many students do not like physics because it is too cold and objective, devoid of emotion. To get these students interested in physics, one may try reading out passages from popular science books. Good popular science books Read More …

The biophysics of walking

Geetha Iyer Walking is something most of us take for granted. Modern day lifestyle having turned sedentary, it is now the prime form of exercise. Walking naturally brings to focus the limbs and by extension a memory of lessons of Read More …

Teaching physics, the Waldorf way

Gopa Malaker David With inputs from Shailaja L & Ameer Khan In the early years, in a Waldorf school, the kindergarten is spent in free play and listening to stories. Here, learning takes place primarily through imitating and repeating what Read More …

Ideas to enhance learning

Kannan Ramaswamy Teaching that imparts learning is a challenging task. The real challenge for all teachers at all levels is to find out whether their teaching translates into learning. How do we know whether learning has happened? The answer to Read More …

An inquiring class

Meena Sriram Physics is one subject that can be very fascinating as children can apply concepts and see the consequences immediately. It is less abstract than the other sciences thus leaving little scope for imagination. Considering that the present generation, Read More …

Through the looking glass

In December 2013, the 68th Session of the UN General Assembly proclaimed 2015 as the International Year of Light and Light-based Technologies (IYL 2015). Thus 2015 is a great year to begin, or add to, activities about light that can Read More …

Stories to amuse and entertain

Arun Elassery The mainstream educational discourse stridently insists that science and mathematics are the most important and also the most difficult subjects that children need to learn. Here are some contrary expert opinions: Opinion 1 “If people do not believe Read More …