If a running shoe made you 25 per cent faster, would it be fair to wear it in a race? What about 10 per cent? Or 2 per cent? The Nike Zoom Vaporfly 4%(...)

Donald Trump made public the 2015 letter from Dr Bornstein in response to media pressure for him to produce medical records. Photograph: Andrew Harrer/Bloomberg

A 2015 doctor’s note describing US president Donald Trump’s health as “astonishingly excellent” was dictated, it turns out, by Mr Trump himself, accor(...)

Houston-based Orion Span’s Aurora Station is planned as a 35-by-14-foot module, or roughly the interior volume of a Gulfstream G550 private jet.

Aboard the International Space Station (ISS), an astronaut’s life is typically work, exercise, rest, repeat. But what if your chance of having the rig(...)

Taoiseach Leo Varadkar awards SFI St Patrick’s Day Science Medal to Leading Physicist Prof Margaret Murnane and technology innovator David McCourt

Margaret Murnane, Professor of Physics and Electrical and Computer Engineering at University of Colorado; and David McCourt, founder and CEO of Grana(...)

Leading physicist  Prof Margaret Murnane was awarded the Science Foundation Ireland’s St Patrick’s Day Science Medal. Photograph: John Harrington

Taoiseach Leo Varadkar has presented Science Foundation Ireland’s St Patrick’s Day Science Medal to Prof Margaret Murnane, a world leader in developme(...)

The last time the three elements combined at the same time was in 1866. Photograph: AFP

A rare celestial event will grace the skies on Wednesday when a blue moon and lunar eclipse combine with the moon being at its closest point to Earth,(...)

Nasa says the eclipse will offer scientists a chance to see what happens when the surface of the moon cools quickly. nar Eclipse. Photograph: Nasa Facebook page

A rare celestial event will grace the skies during the coming week when a blue moon and lunar eclipse combine with the moon being at its closest point(...)

Winding down an hour before bed, sleeping in a cool bedroom and keeping a routine could help you get a good night's sleep

Evenings are something of a rush for Megan Hobbs. The 29-year-old solicitor doesn’t finish work until 6.30pm and it takes her 45 minutes to travel hom(...)

Colorado has one of the most developed marijuana industries in the US with 10 companies  accounting for 25% of the  local market. Photograph: Alessandro Bianchi/Reuters

In the 1942 film Devil’s Harvest, a private investigator goes after criminals who are corrupting America’s youth by “spreading the weed of Satan”. Th(...)

Unmarked graves of Irish miners who died who died during the Colorado silver rush of 1877-90

A good place to start was where people were buried. Historian Jim Walsh began his research about 13 years ago and, intent on finding out more about th(...)

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