Approximately 145 million: That’s the number of specimens – including plants, animals, minerals and human artifacts – curators estimate are held in the Smithsonian National Museum of Natural History.

(PhysOrg.com) -- NASA's Phoenix Mars Lander has taken the first-ever image of a single particle of Mars' ubiquitous dust, using its atomic force microscope. The particle -- shown at higher ...

Because we cannot catch a comet and study it in the laboratory, previous analyses have inferred the properties of cometary dust particles from their interactions with sunlight. One of the earliest ...

Astronomy buffs who jumped at the chance to use their home computers in the SETI@home search for intelligent life in the universe will soon be able to join an Internet-based search for dust grains ...

Contrary to a popular scientific notion, there was enough mixing in the early solar system to transport material from the sun's sizzling neighborhood and deposit it in icy deep-space comets. First ...

Since 2006, when NASA’s Stardust spacecraft delivered its aerogel and aluminum foil dust collectors back to Earth, a team of scientists has combed through the collectors in search of rare, microscopic ...

Lunar dust as seen under a microscope. Each is covered in a glassy coating that may be smooth and round or jagged and sharp. Particle types shown include plagioclase (lower left, white), volcanic ...

Blu-rays never quite managed to usurp DVDs entirely. Recent estimates, based on data gathered by Nielsen VideoScan and MediaPlayNews, suggest that as of Q2 2022, DVDs still controlled 51.4 percent of ...

NASA's Phoenix Mars Lander has taken the first-ever image of a single particle of Mars' ubiquitous dust, using its atomic force microscope. The particle -- shown at higher magnification than anything ...

TUCSON, Ariz.– NASA’s Phoenix Mars Lander has taken the first-ever image of a single particle of Mars’ ubiquitous dust, using its atomic force microscope. The particle — shown at higher magnification ...