Melatonin is often called the “sleep hormone” because it helps regulate sleep-wake cycles. It is produced by the pineal gland ...

Summer is the UK's best-loved season . It's easy to see why, with the warmer, sunnier weather it brings. But the temperature ...

Summer is the UK’s best-loved season. It’s easy to see why, with the warmer, sunnier weather it brings. But the temperature ...

Our eyes contain specialised light-detecting photoreceptors that transmit signals to the brain's suprachiasmatic nucleus (SCN), commonly referred to as the ‘master clock.’ At night, the SCN tells the ...

For the uninitiated, melatonin itself is essentially dusk in molecular form — a hormone the pineal gland secretes when light ...

While there are many complex reasons why the weather has such an affect on our mood and wellbeing, the key answer lies in our ...

You expired, Jesus, but the source of life gushed forth for souls and the ocean of mercy opened up for the whole world. O Fountain of Life, unfathomable Divine Mercy, cover the whole world and ...

How have clocks and watches intertwined with our sense of time? When did they come to play central roles in our lives? To answer these questions, On Time from the National Museum of American History ...

The US has launched a national security probe into the national security implications of importing pharmaceuticals, seen as a precursor to tariffs.

Amazon tends to push its Echo smart speakers forward with small steps, not big ones, but sometimes small steps are just enough. The fifth-generation Echo Dot ($49.99) doesn’t sound much ...