Darwin was part of the HMS Beagle crew in the as a naturalist. He was able to observe and document many new species, especially marine organisms, which led him to his conclusions about natural selection and evolution.
Hollywood has lost one more precious gem from its golden age. Oscar-nominated actor Tony Curtis, one of Hollywood's biggest screen icons, has died after suffering a cardiac arrest in his Las Vegas home early Wednesday. The veteran actor suffered from.
Dr Christiaan Neethling Barnard -- South African cardiac surgeon who performed the world's first successful human-to-human heart transplant in His innovative procedure has led to more than lives saved by transplant surgeries.