>>8559886
By following Al Gore's twitter feed. Duh
You don't.
Until we fix the problem of no one reproducing new findings to establish their credibility, you have to treat every breakthrough as its false until it's actually given practical use.
Barring that, peer reviewed journals.
I write them in my diary as I discover them
There's no point. There's a breakthrough in fighting cancer every day, but it barely changes anything.
A bullet will kill cancer, but it will also kill the person it's in, so that fact is useless.
>>8559886
Depends what your looking for.
I use websites such as Cell.com, PF, and other sources to gain a wide perspective on certain topics or breakthroughs.