A blog about low-carb science and other random stuff. Very good.
A cardiologist with very interesting insights.
Damaris B. Sarria
A blog about a woman working towards becoming an Astronaut. Cool science.
Astronomy pic of the day
On the astronomy subject, not a blog, but worth checking every day.
Oldtime strongman blog
Artsy/disgusting. I love it.
Intellectual candy. Funny too.