Tag: early

ScienceDaily (May 25, 2010) Researchers at the University of Leeds have uncovered new clues to the origins of life on Earth.

The team found that a compound known as pyrophosphite may have been an important energy source for primitive lifeforms.

There are several conflicting theories of how life on Earth emerged from inanimate matter billions of years ago -- a process known as abiogenesis.

CHICAGO (Reuters) - Older men should visit their doctors to check for melanoma because they are less likely to find it themselves in time, U.S. researchers said on Monday.

Many men over 40 are not aware of their skin cancer risks, or the need for regular exams to check for early signs skin cancer, when it is easiest to treat, they said.