Popocatepetl volcano erupted over several days, belching ash over Mexico City.
Coral reef death described as worst period of coral bleaching in history.
People in the UK could be lucky enough to see the Northern Lights over the next few weeks, the Met Office said.
Footage shows widespread forest fires and burnt peatland in Indonesia's West Kalimantan province.
Some 5 billion people will suffer from short sightedness by 2050, a report warns
Nasa's principal investigator for its New Horizons mission has said that an announcement is coming
More flooding is expected along the South Carolina coast, with Haley not ruling out evacuations.
Male chimpanzees play more with tools as juveniles, but with no goal other than for fun.
It could potentially be the 'earliest fossil record of the uterine system'.
Fast moving wave-like features seen in disk of star are not like anything ever observed before.
Ounalashkastylus tomidai was a part of the Desmostylia family that survived for 23 million years.
A statue of the king along with carvings of gods were found.
The footage reveals the extent of the devastation that killed more than 150 people.
Nobel Prize awarded to scientists for mapping how cells repair damaged DNA.
Colima volcano erupted late on 4 October and continued on until 5 October spewing ash and smoke into the air.
It had hands which could be used for climbing as well as for precise tool use.
Chimpanzees show surprising similarities to humans when walking upright.
The appearance of buildings on mosaic floors is a rare phenomenon in Israel, say archaeologists.
Japan's Takaaki Kajita and Arthur McDonald from Canada win the coveted science prize.
Draconid meteor shower, called the Draconids or the Giacobinids, will take place on 8 and 9 October.
Floodwaters inundating South Carolina after unprecedented rainfall left people trapped in their homes.
At least seven bodies have been discovered in the wreckage of Zhiyuan.
Video shows ISS crew members juggle oranges, apples and first aid kits while weightless.
Over 2ft of rain have fallen in the past three days in parts of South Carolina.
What if some of the medical experiments yielded scientifically sound data that could be put to good use?
Discovery made by scientists from Museum Victoria, LSU, and Dutch Museum Zoologicum Bogoriense.
Chernobyl looks more like a nature reserve than nuclear disaster site.
The UK is to be hit by the remnants of Hurricane Joaquin that battered the US and the Caribbean.
First global assessment of cacti shows taxonomic group is more threatened than mammals and birds.
Researchers believe that the mammoth's death could be the result of human activity.