This week, uncover a stash of gold with murky origins, witness a cosmic joust, see why ancient fish are to thank for our sensitive teeth, and more.

Gold bugs are popping up on a wider scale, with global demand for gold bars rising 13% year-over-year in the first quarter.

The first step to selling is to gather your gold. Unless you’re some kind of collector or coin buff, it’s probably jewelry that you have to sell. Suellen Kirk, who co-owns Quakertown Gold and Coin Buyers in Pennsylvania says she buys coins, bars, gold jewelry in any karat and gold-plated jewelry.

Gold prices rose 2% on Friday and were headed for their best week in six, as investors sought the safe-haven asset amid renewed tariff threats from U.S. President Donald Trump and a weaker dollar. Spot gold gained 2% to $3,

Since the president stated his plan to sell "gold card" visas to foreign investors for $5 million, interest in the existing EB-5 visa program has surged.

Even the wealthy may not want to pay $5 million rather than invest that sum, said Dominic Volek of investment migration consultancy Henley & Partners.

President Trump's affinity for gold is well known. Gold owners and producers are probably appreciating the turmoil his zigzagging trade policies have brought to markets, which have lifted the price of

Gold prices rose more than 2% on Friday and logged their best week in six, as investors sought the safe-haven asset amid renewed tariff threats from U.S. President Donald Trump and a weaker dollar.

New to gold investing? Here's what rookies should keep in mind when adding the precious metal to their portfolios.