Space agency tweets picture of purple nebula in honour of Prince, who died at his home aged 57.
Hannah Osborne
Apr 22, 2016
Nations will meet in New York today to sign the Paris Agreement set out at COP21 last year.
Bill Hare
Apr 22, 2016
Earth Day is celebrated annually in efforts to spread awareness about and support environmental protection.
India Ashok
Apr 22, 2016
Iranian photojournalist Asghar Khamseh won the L'Iris d'Or Photographer of the Year for his powerful portraits of acid attack victims.
David Sim
Apr 21, 2016
Aerojet's ion engine uses xenon propellant and could be a powerful way to explore deep space.
Mary-Ann Russon
Apr 21, 2016
Earth Day 2016 marked by pledge to plant 7.8 billion trees – one for each person on the planet.
Hannah Osborne
Apr 21, 2016
Fossil of infant Rapetosaurus krausei shows giant dinosaurs were born with adult proportions.
Hannah Osborne
Apr 21, 2016
The 'sweaty' advertising panel is designed to fool the Aedes Aegypti mosquito.
Oliver Cragg
Apr 21, 2016
The Earth Day Network has an ambitious dream: to plant 7.8 billion trees by 2020.
Alex Wheeler
Apr 21, 2016
British physicist Dr Mike McCulloch of Plymouth University has presented results on a new theory.
Mary-Ann Russon
Apr 21, 2016
Nasa and the ESA combined images of Bubble Nebula to create first whole image of the nebula.
Matt Atherton
Apr 21, 2016
Scientists examine the options for female astronauts and the issue of menstruation in space.
Hannah Osborne
Apr 21, 2016
The mummy was found buried in the ancient fishing village of Aspero.
Adam Justice
Apr 21, 2016
In modern humans, laughter may be a testimony of a relationship's quality.
Léa Surugue
Apr 21, 2016
A bizarre hoax leading people to believe the moon will appear green is trending online.
Léa Surugue
Apr 21, 2016
How the 1986 nuclear accident still haunts the plant's workers, residents and clear up staff.
Alice de la Chapelle
Apr 21, 2016
A mini pink moon can be observed in April 2016. What is the meaning behind the farthest full moon of the year's name?
Léa Surugue
Apr 21, 2016
President Rafael Correa said rebuilding costs could reach $3bn.
Mary Papenfuss
Apr 21, 2016
Monkeys found a way to migrate into North America from South America before the Isthmus of Panama existed.
Matt Atherton
Apr 20, 2016
The Lyrid meteor shower returns this week, peaking on Friday 22 April.
Matt Atherton
Apr 20, 2016
Peake said he is hoping to run the marathon in 3.5 to 4 hours.
Adam Justice
Apr 20, 2016
Companies could use a natural alternative to plastic, but without laws to enforce it our oceans are suffering.
Tony Juniper
Apr 20, 2016
DNA 'GPS' allows scientists to pinpoint the origin of Yiddish to Iranian and Ashkenazic Jews.
Hannah Osborne
Apr 20, 2016
Aerial photos of earthquake-hit towns in Ecuador show the extent of the damage as country buries its dead.
David Sim
Apr 20, 2016
Psychologists probe the 'overview effect' of seeing our planet from afar.
Léa Surugue
Apr 20, 2016
Only 7% of 2,300km-long reef system left untouched by bleaching, survey says.
Karthick Arvinth
Apr 20, 2016
Length of heatwave breaks its own record since temperatures have been tracked for 137 years.
Mary Papenfuss
Apr 20, 2016
Study finds new evidence to suggest Karl Gegenhaur's theory was correct, and human limbs evolved from gills.
Matt Atherton
Apr 19, 2016
Instalment of 3R replica of destroyed Syrian monument sparks debate on propaganda and historic accuracy.
Umberto Bacchi
Apr 19, 2016
The psychology of cult leaders like David Koresh have fascinated sociologists for decades
Léa Surugue
Apr 19, 2016