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How scientific illiteracy can harm you...

                                                                  Interactive science series “Science literacy is a vaccine against the ch…

Started by Dr. Krishna Kumari ChallaLatest Reply

What might happen when you take lots of medicines...

What might happen when you take lots of medicines... One of our uncles died of liver cirrhosis ten years back. He never touched alcohol in…

Started by Dr. Krishna Kumari ChallaLatest Reply

Literate people living in urban areas are too scientifically illiterate!

                            "If you are scientifically literate the world looks very different to you" Literate people living in urban are…

Started by Dr. Krishna Kumari ChallaLatest Reply

Discussions Replies Latest Activity

Some Qs. people asked me on science and my replies to them - Part 31

                                                                  Interactive science series Q: What are the disadvantages of doing DIRECT…

Started by Dr. Krishna Kumari Challa

3 16 hours ago
Reply by Dr. Krishna Kumari Challa

Astigmatism

Have you ever gone to the optometrist for an eye test and were told your eye was shaped like a football? Or perhaps you've noticed your vi…

Started by Dr. Krishna Kumari Challa

1 18 hours ago
Reply by Dr. Krishna Kumari Challa

Measles isn't just dangerous, it may erase your immune system

Blindness, pneumonia, severe diarrhea and even death—measles virus infections, especially in children, can have devastating consequences. F…

Started by Dr. Krishna Kumari Challa

1 yesterday
Reply by Dr. Krishna Kumari Challa

What might happen when you take lots of medicines...

What might happen when you take lots of medicines... One of our uncles died of liver cirrhosis ten years back. He never touched alcohol in…

Started by Dr. Krishna Kumari Challa

19 yesterday
Reply by Dr. Krishna Kumari Challa

Vaccine woes

Recent measles outbreak in the California state of the US ( now spread to other states too) tells an interesting story. Vaccines are not re…

Started by Dr. Krishna Kumari Challa

14 on Tuesday
Reply by Dr. Krishna Kumari Challa

Your Biological Age Can Be Different From Your Actual (Chronological)Age!

Recently I have seen an old lady teasing an young girl who became breathless after climbing up a few steps.  "Look I am 78. But still I can…

Started by Dr. Krishna Kumari Challa

15 on Tuesday
Reply by Dr. Krishna Kumari Challa

Plastic 'death traps'!

A few days back, when I was looking out from my balcony, I found a bird caught in the  plastic wire net used to cover a balcony opposite to…

Started by Dr. Krishna Kumari Challa

1 on Tuesday
Reply by Dr. Krishna Kumari Challa

Science explains why some interesting things happen in nature -5

This scientific Nature never ceases to amaze us. When we understand why something happens through science, the wonder gets enhanced. I have…

Started by Dr. Krishna Kumari Challa

2 on Tuesday
Reply by Dr. Krishna Kumari Challa

St . Elmo's fire

Q: What is St . Elmo's fire? Krishna: The name is strange and comes from St. Erasmus, the patron saint of sailors. Sailors sometimes saw th…

Started by Dr. Krishna Kumari Challa

1 on Tuesday
Reply by Dr. Krishna Kumari Challa

Why do type 2 diabetics sometimes become thin if their condition is not managed properly?

Why do type 2 diabetics sometimes become thin if their condition is not managed properly? Earlier we used to get this answer to the Q : Typ…

Started by Dr. Krishna Kumari Challa

1 Jul 11
Reply by Dr. Krishna Kumari Challa

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