Immune system ‘remembers’ virus and improves quality of antibodies, research shows

Harvard evolutionary scientist says humans evolved to avoid unnecessary physical activity

Resolution of paradox: A gateway to mathematical progress

Manchester-born defender blazed a trail subsequently followed by over 100 players

Europe Letter: Row over Northern Ireland office eats at EU’s trust as it grapples with coronavirus

Older people seen out in shops, believing they are exception to stay at home message

With its stores shut, Penneys owner needs an ecommerce outlet to reach young shoppers

Tim Magee loves cities and loves food but where offers the best of both worlds? Here are his top picks

Clermont in atmospheric Stade Marcel Michelin a tough assignment for any side

Cork club bidding to avenge previous defeats and retain their title against Donaghmoyne

The win over the All Blacks in 2018 can now be seen for what it is: this side’s Icarus moment

Land Development Agency’s governance structures and social housing targets raise concerns

Ireland need Henshaw at his communicative best, especially when Sexton leaves the field

Dublin Theatre Festival: In Marina Carr’s version of Hecuba, the scale of tragedy is made rivetingly intimate

Patrick Freyne: Series comes to an end with a climactic showy sword fight. Quiet at the back

Sevens specialist one of three changes made by Eddie Jones for Cardiff warm-up clash

By not taking out insurance you leave yourself at mercy of airlines, tour operators

Countdown to Launch by Irish authors Greg Devlin and Liam Fennelly offers a rigorous six-week bootcamp process for start-ups

Seamus Power is in eighth place through 15 holes as play is suspended due to heavy rain

Hosts into semi-finals where they will meet Eintracht Frankfurt after dramatic night