These metal-mesh filters are free-standing 5-μm thick sheets of copper perforated with a periodic array of diamond-shaped apertures. The simple aperture design minimizes the effect of fabrication ...

The Queensland Government will deliver critical child safety reform with an Inquiry into potential Government failures of the Blue Card Child Protection System. To be led by Queensland Family and ...

Blue Nile Three Row Stacked Pink Sapphire Baguette And Pave Diamond Ring In 14k Rose Gold Save 40% on this colorful pink sapphire and diamond ring for Valentine’s Day 2025. $1,116 at Blue Nile ...

What better piece of jewelry to buy for Valentine’s Day than one whose shape is a shorthand for commitment ... featuring a 1.03-carat diamond in a six-prong setting suspended from a classic ...

Blue Origin’s New Glenn rocket lifts off at the Cape Canaveral Space Force Station. Miguel J. Rodríguez Carrillo/Getty Images “Today marks a new era for Blue Origin and for commercial space ...

A gem merchant in Nivithigala has found a blue sapphire in the shape of Sri Lanka. The gem merchant Rohan Wasantha Dissanayake of NIvithigala said he bought it from a gem miner in the Karavita area.

The cushion-shaped brilliant-cut blue diamond with VVS1 clarity is mounted on a platinum ring and flanked by round diamonds. Harry Winston jewels performed extremely well at the sale at Christie ...