Scientific evidence that Hindu civilization is more than 15,000 years old

[Shankranthi]

These are questions you should be asking instead of digesting pseudo science!
My questions are valid....How does his writing xyz make us believe hindu civilization is more than abc years?

When fail to answer hide behind the conspiracy curtain

If you read the post you will get the answer to that.

The condition is that first you have to read it.

Surya Siddhantha is a Hindu text , is that in dispute ?