By Akash Sriram and Joey Roulette Feb 4 (Reuters) - Seventy-five years ago, the idea of harnessing the power of the skies was little more than fantasy spun by futurists like Arthur C. Clarke and Isaac Asimov.

Picture trillionaires emerging not from tech startups or oil empires, but from space rocks floating millions of miles away. That's not science fiction anymore. Companies and space agencies are tracking specific asteroids with an intensity usually reserved for stock portfolios.

Add Yahoo as a preferred source to see more of our stories on Google. The multibillion-year story of life on Earth is defined by a handful of epochal transformations, such as the emergence of the cell, the rise of multicellular organisms and the biosphere ...

"If reproduction is ever to occur beyond Earth, it must do so with a clear commitment to safety, transparency and ethical integrity."

In a new study, scientists analyzed how a biological battle played out between a strain of E. coli and a T7 bacteriophage, both on Earth and aboard the International Space Station (ISS).

NASA technology developed originally for use in space is employed in many everyday situations on Earth, including in your mattress foam.

In late 2025, scientists reported that for the first time, they were able to detect concentrations of plastic pollution on land using NASA's Earth Surface Mineral Dust Source Investigation (EMIT) sensor aboard the International Space Station.

As space missions grow longer and bolder, scientists warn that human reproduction beyond Earth is no longer hypothetical, raising urgent medical, ethical and policy questions humanity is unprepared to answer.

As space travel expands, scientists warn that reproductive health risks and ethical gaps can no longer be ignored.