“The evidence was clear on paper and we could repeatedly prove it, but people wanted to see it demonstrated step by step through the lifecycle of the horse.” Donal Ryan, with Emmeline Hill and Jim Bolger. Photograph: Nick Bradshaw

Former US defence secretary Donald Rumsfeld was pilloried for his use of the phrase “unknown unknowns” during a press briefing in 2002. In fact, th(...)

A  file picture released by the European Space Agency  of an artists impression of  Philae. Photograph: Medialab/AFP/Getty Images.

The Philae spacecraft which landed on a comet last year may have shifted position, making it harder to communicate with the probe, scientists said. Th(...)

An image released by the European Space Agency of an artist’s impression of lander Philae on the surface of comet 67P/Churyumov-Gerasimenko. Photograph: ESA Medialab/AFP/Getty Images

The Philae lander space probe thought lost has woken up some seven months after officials thought it marooned in the shadows on a comet, the European (...)

Italian astronaut Samantha Cristoforetti is now the new record-holder for the single longest space flight by a woman, eclipsing Nasa’s Sunita William’s 195-day flight in 2006-2007. Photograph: EPA

A three-person crew from the International Space Station (ISS) has landed safely in Kazakhstan after a longer than expected orbital stint. Nasa(...)

John O’Donoghue CEO of Enbio, with Yves Bonnefous, the ESA’s solar orbiter project controller, at the opening this month of Enbio’s space technology centre in Clonmel, Co Tipperary. photograph: aileen drohan

Picture a prehistoric cave-dweller producing crude animal drawings using charred bone. Now picture the same charred bone, but this time used to protec(...)

An image showing a region of rapid star formation called Westerlund 2 captured by the Hubble space telescope. This tapestry of your stars resembles a glittering fireworks display and is released to mark 25 years since the launch of Hubble into orbit. Credit: NASA and ESA

The Hubble telescope marks its 25th year in service on Friday, with celebrations focusing on the remarkable images it has captured since coming into o(...)

European Southern Observatory: ESO is a very interesting body at the moment given it is spending more than €1 billion to build the European-Extremely Large Telescope (E-ELT), the largest telescope in the world when complete

Most times a deal too good to be true really is and can be dismissed. But every now and then a good deal genuinely is a good deal and should be grabbe(...)

Image of the week: What could these two – European Commission President Jean-Claude Juncker and EU Competition Commissioner Margrethe Vestager – be talking about? Photograph: Reuters/Francois Lenoir
Planet Business

Image of the Week: Operation antitrust What could these two – European Commission president Jean-Claude Juncker and competition commissioner Ma(...)

NUI Galway scientists Dr Nicholas Devaney (left) of the school of physics at NUIG, and Dr Alexander Goncharov, who are developing optics technologies for use in large space telescopes. photograph:  Aengus McMahon

A research group in Galway has won a €1 million contract from the European Space Agency to develop new ways to correct visual errors in orbiting space(...)

  A section of the Ara OB1 Stellar Association photographed by the European Southern Observatory whose senior counsellor for international relations Claus Madsen said:   “If Ireland wants to be part of the global research community it has to have access to some of these international facilities.” Photograph: ESO/PA Wire

Ireland’s ongoing failure to join the research organisation that runs the biggest telescope in the world is a major missed opportunity, a meeting in D(...)