Exploration and production-related stocks tumbled after top oil exporter Saudi Arabia cut prices to the US. Brent crude slid to near $82 a barrel – extending losses to a fourth session. Photograph: Reuters

European stocks declined for a second day, as officials cut growth forecasts for the euro region, and oil companies plunged on tumbling prices for the(...)

YouTube entrepreneur Michelle Phan, whose beauty amd make-up videos have been viewed more than 1 billion times. 1:08

Wikipedia founder Jimmy Wales, YouTube entrepreneur Michelle Phan, XCOR Space Expeditions chief executive Michiel Mol, School for Startups founder Do(...)

Darren Kennedy: presenting new fashion show for autumn

After two years when the station has had no fashion series – Off the Rails bowed out after 15 years in 2012 – RTÉ Two has taken on trend-spotting mave(...)

The share buyback follows Nestlé’s sale of an 8 per cent stake in French cosmetics company L’Oréal earlier this year. Photograph: Fabrice Coffrini/EPA

Nestlé is to carry out an eight billion Swiss franc (€6.6 billion) share buyback and revealed stronger sales growth in emerging markets in contrast to(...)

Emma Hardie: up for the challenge of competing with giants L’Oréal and Estée Lauder

Using natural cosmetics used to be considered mildly eccentric, and the products were difficult to find. But natural skincare is now much more main(...)

Helen Mirren: so low-maintenance she often cuts her own hair

At 68, Helen Mirren is one of those women who seem to get better-looking as they age. Who can forget the famous red bikini photo? The secret behind(...)

In the video of Ariana Grande’s ‘Problem’, Iggy Azalea, left, works a more modern take on Brigitte Bardot’s 1960s bombshell hair

Big hair, you are beautiful, to mangle a song title from Mika. In the video of Ariana Grande’s Problem, Iggy Azalea works a more modern take on Bri(...)

Former French president Nicolas Sarkozy (centre) arrived with police by car at the financial investigation unit in Paris.  He was held for questioning for 15 hours yesterday over suspicions he used his influence to secure leaked details of an inquiry  into his 2007 election campaign. Photograph: Pascal Rossignol/Reuters

Former president Nicolas Sarkozy has accused France’s justice system of trying to “humiliate” and “destroy” him, after he was charged in a corruption (...)

Increased humidity in June and July can wreak havoc

It’s probably fair to say that many Irish women’s hair is overprocessed, heat-styled to within an inch of its life, dyed to smithereens and highlig(...)

L’Oreal Professionnel INOA Given my job, making sure my hair colour is perfect is a must. I enhance my natural colour every eight weeks with an INOA t(...)