News
3,600-year-old hoards may contain the earliest silver currency...
A new study of ancient silver hoards from Israel and Gaza suggests that metal was used as currency in the Bronze Age, hundreds of...
Hypersomnia: Symptoms, causes and treatments
Excessive sleepiness could be a sign of a condition known as hypersomnia.
Are rainbows really arches?
If you have the right vantage point, a rainbow might look circular. Here's the science behind why some rainbows look like arches and...
Mysterious 'sparks' on the sun could help scientists predict...
An analysis of eight years of data reveals a possible telltale sign that a region of the sun is about to erupt.
Why do horses wear shoes?
What happens to wild horses that don't have shoes?
Is the Yellowstone supervolcano really 'due' for an eruption?
Yellowstone's supervolcano last erupted 70,000 years ago. Will it erupt again anytime soon?
Royal tomb discovered near Luxor dates to time when female...
The tomb dates from a period when ancient Egypt was co-ruled by the female pharaoh Hatshepsut and Thutmose III.
'Monster cane toad' dubbed 'Toadzilla' found in Australia
Rangers in Australia stumbled upon a giant cane toad resembling a "football with legs"