Researchers from the Nanjing Institute of Geology and Paleontology of the Chinese Academy of Sciences and Columbia University ...

Dangerous tipping points Ocean acidification crosses “planetary boundaries” Crisis facing the world's marine ecosystems is getting worse.

The 56th Lunar and Planetary Science Conference (LPSC) will be held at The Woodlands Waterway Marriott Hotel and Convention Center in The Woodlands, Texas and virtually on March 10–14, 2025. LPSC is a ...

Space & Spaceflight NASA Takes Advantage of Planetary Alignment to Take a Peek at Uranus A stellar occultation this month gave scientists an opportunity to scrutinize the seventh planet from the Sun.

You may recall that we had six planets in the sky at one time during the evenings in late January, but this time we will have all seven planets.

China is recruiting for a planetary defense force amid growing global focus on the risk of asteroids colliding with Earth.

February brings a rare planetary parade, with five bright planets in clear view and a special alignment of Mercury and Saturn on Feb. 24.

Husqvarna Construction's large planetary floor grinder line features ‘efficient’ models PG 8 DR, PG 8 XR, PG 8 D, PG 5, and ‘all-around models’ PG 8 S, and PG 6 S. The planetary floor grinders are ...

Meanwhile, the PG S and PG 6 S are described as versatile, all-around planetary floor grinders suitable for most applications, from coating removal to grinding and polishing on concrete and natural ...

Floor Grinders and Scarifiers Ace Cutting Ace Cutting Equipment Our midsize grinders include planetary or turbo models,ideal for trip hazard removal,coatings and polishing.Large floor grinders are ...

Wondering what discs fit your Ryobi grinder? Here's how to determine what size disc your angle grinder needs, and how (and when) to replace it.