Kate Middleton is always switching up her jewelry, even her engagement ring. Ever since she swapped the family heirloom for an eternity band (and then changed it back again), I’ve developed a habit of ...

Blue rings found in the stems of trees and bushes in Norway point to a historic cold period in the late 1800s, but the exact cause of this climatic event remains unclear, scientists say.

Taken from a tree in Norway, this stained tree sample shows a blue ring from 1902. (Credit: Pawel Matulewski and Liliana Siekacz) Human skin isn't the only thing that can change color after facing the ...

Scientists have discovered that peculiar "blue rings" in wood samples reveal the aftermath of chilling volcanic eruptions that disrupted growing seasons over a century ago. When summers turn ...

Overall, only 2.1% of the pine trees' rings and 1.3% of the juniper shrubs' rings were blue; the cells which hadn't lignified properly were mainly found at the end of growth rings, in latewood ...

In Norway, scientists have found blue rings in trees that hint at how volcanic eruptions disrupted growth throughout history. Credits: Credits: Havardtl, CC BY 4.0, via Wikimedia Commons. Scientists ...

The state already has one democratic Senator in Jon Tester, so if Bullock wins his election and if Democrats retain the governor’s office, a blue wave could be coming across Montana. It’s also set to ...

NEW YORK (AP) — After he was found in contempt twice in one week, Rudy Giuliani faces another potentially treacherous week ahead at a trial to determine whether his Florida condominium and three World ...

Easily the most recognizable engagement ring in the royal family and the world, Princess Diana’s blue Ceylon faceted sapphire ring comes in at a whopping 12 carats. The sapphire, encircled by 14 ...

The cushion-shaped brilliant-cut blue diamond with VVS1 clarity is mounted on a platinum ring and flanked by round ... Topping the two main sapphires are oval and round diamonds.

Sapphire is also known for symbolizing abundance, blessings, and gifts – three privileges largely associated with the royals. "Truth, wealth, romance, and faithfulness" are other interpretations of ...

Kate Middleton's baby blue outfit with matching blue sapphire accessories stunned as the Royal Family ... This jewellery set perfectly matched the Duchess' engagement ring which also features a large ...