NaSa

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3,231 published items.

Deep blue of sea water is a sign of death
Oceanography

Deep blue of sea water is a sign of death

The sea water is obviously not blue. The blue of the ocean only reflects the depth, the components that make up the sea there and what is below the sea surface.

August 19, 2019
NASA's Spitzer telescope spotted a new galaxy
Space science

NASA's Spitzer telescope spotted a new galaxy

Spitzer Space Telescope has discovered galaxy NGC 5866 about 60,000 light-years in diameter - more than half the diameter of the Milky Way where people live.

August 12, 2019