Chemistry World welcomes letters, which should be concise (normally fewer than 300 words) and timely. Those selected for publication are subject to editing for clarity and length. Letters should be ...

Bond ETFs make a range of bond portfolios available to all investors. Index-based bond ETFs usually have low expense ratios. Bond ETFs can comprise 10% or more of your portfolio, depending on your ...

skynesher / Getty Images When investors buy a bond, they essentially lend money to the issuing entity. The bond is a promise to repay its face value—the amount loaned—with an additional ...

Premium bond holders are in with a shout at becoming millionaires each month but the odds are somewhat long. Every month since 1957, those who have invested in the bonds are part of a draw for pri ...

The material contains 100 trillion chemical bonds per square centimeter (around 650 trillion per square inch), which is the highest density of mechanical bonds ever achieved, the researchers ...

Brutal bond sell-offs are not what you expect after interest-rate cuts. But since the Federal Reserve started reducing its rates in September the yield on America’s ten-year Treasury has risen ...