The rest of the universe appears to be made of a mysterious, invisible substance called dark matter (25 percent) and a force that repels gravity known as dark energy (70 percent). Scientists have ...

Dark energy and dark matter refers to the unseen energy and matter components of the Universe. Dark matter is invisible, non-baryonic matter hypothesized to explain phenomena including ...

These particles could potentially hold the key to solving one of the most elusive mysteries in modern physics: dark matter. This strange and invisible substance is thought to make up around 85% of ...