Famous scientists of the world: From Albert Einstein, to Ada Lovelace, learn how these past and present scientists changed the world as we know it through their contributions and discoveries.

Scientists include experimentalists who mainly perform experiments to test hypotheses, and theoreticians who mainly develop models to explain existing data and predict new results.

Following a substantial impact on our planet, here are some of the most important scientists in our time and their greatest contributions to science through their ground-breaking innovations.

Here's our alphabetical list of the top 100 or so most popular scientists on the Famous Scientists website, ordered by surname.

The scientists featured in this list represent the cutting edge of human knowledge and innovation across a wide range of disciplines. Their work not only advances our understanding of the world but also has profound implications for technology, medicine, the environment, and our daily lives.

Snopes on MSN: Did 11 US scientists connected to sensitive research die or go missing? What we know

Did 11 US scientists connected to sensitive research die or go missing? What we know

MSN: High-profile scientists keep winding up dead or missing — GOP rep suggests there may be a conspiracy at play

Several prominent scientists and researchers in the U.S. have reportedly died or gone missing over the past year, fueling speculation about whether some of the disappearances may have occurred under ...