This test looks at whether people can distinguish between real or altered pictures.
The migrating whales were likely chasing anchovies into the bay.
Detecting gravitational waves was one of the most important discoveries of the century.
Archaeologists are using advanced scientific methods to see if skeletons were followers of Cylon of Athens.
During its historic 2015 Pluto flyby, Nasa's New Horizons spacecraft captured 1,200 photos and collected 10GB worth of data.
Homo Naledi was first discovered in 2015 in a dark South African cave.
A massive volcanic eruption is thought to have triggered suffocation in the shallow oceans.
Astronomers say that although unlikely, the possibility that signals came from intelligent extraterrestrial life cannot be ruled out yet.
There are many endangered species of butterfly in the UK.
'Water bears' would live through an asteroid hitting Earth, and survive until the Sun dies.
'Entry, descent and landing is a huge challenge for us for Mars,' said Nasa's chief of human spaceflight, William H. Gerstenmaier.
There are concerns that if abandoned by the female lion, the cub may not survive on its own.
Understanding the Sun's magnetic cycle is key to understanding space weather.
IBTimes UK took a tour around the transformed Hintze Hall, the old home of Dippy the dinosaur.
The lost fleet is thought to lie at the bottom of the Gulf of Mexico.
Heavy rains in the Indian state of Assam caused the deaths of 2 rhino calves and up to 15 deer.
The spacecraft successfully completed a flyby, coming within 9,000km of Jupiter's iconic hurricane.
The pelvis bone is now thought to have been that of a pterosaur.
The Stone Age burial mound is the first to be excavated in Wiltshire in 50 years.
Archaeologists think they have solved a long-standing mystery dating back to the Greek Classical period.
The remains of around 200 Americans who were killed in Croatia during the Second World War are still missing.
The brains were preserved by heavy rains seeping into bullet holes in their skulls, turning them into a soap-like substance.
A trillion tonne iceberg has just broken away from the Larsen C ice shelf in Antarctica.
The analyses suggest the ancient civilisation was much more careful with its environment than previously acknowledged.
Here's how family size, how you travel and what you eat affect your carbon emissions.
Before the ice broke off, the crack in Larsen C could be seen from space.
The kayaker attacked on Tuesday (11 July) was uninjured by the shark.
Ants could support the weight of 750 of their peers.
The brain areas for happiness and for generosity synchronise when you give people gifts.
Photojournalist Danish Siddiqui follows the increasingly filthy river from its mountain source to the megacity of Kolkata.