Yahoo is under increasing pressure to reveal how it plans to shore up its core online advertising business. Photograph: Andrew Harrer/Bloomberg

Yahoo! is close to investing in Snapchat in a funding round that values the start-up at $10 billion (€8 billion), according to a person with knowledge(...)

Marissa Mayer, president and CEO of Yahoo, who has called mobile a key part of her turnaround effort, has stepped up dealmaking as she looks to jump start growth at the web portal. Photograph: Britta Pedersen/EPA

Yahoo is adding to its mobile lineup with the acquisition of analytics company Flurry. It is paying more than $300 million for the San Francisco-based(...)

Investors can now bet that female chief executives, such as Yahoo’s Marissa Mayer, will lead their companies to out-perform the market. Photograph: Jason Alden/Bloomberg

Barclays is selling an exchange-traded note tied to public companies with female executives, betting on demand for products that promote women in lead(...)

Marissa Mayer, president and chief executive officer of Yahoo, said in a Bloomberg interview that she did not mean to slight attendees at the dinner hosted by Interpublic Group of Cos at Cannes Lions, an advertising festival that drew Google, AOL, Microsoft and others.  Photograph: David Paul Morris/Bloomberg

Yahoo chief executive Marissa Mayer says she apologised and felt “really badly” for being late to a dinner with advertisers last week in Cannes, Franc(...)

Marissa Mayer: brought on board in 2012 to turn around the Web company.  Photograph: Simon Dawson/Bloomberg

Yahoo has revealed its workforce is less than 40 per cent female, and that many of the women are in non-leadership roles. The information is the web p(...)

“C-suite successes”: (l-r) Melanie Sheppard, finance director Pfizer; Marie Joycce, CFO, NTR; Carolann Lennon, managing director Eircom Wholesale; Suzanne Weldon, marketing director BWG; Sonia Flynn, managing director Facebook Ireland. 3:01

Earlier this year Vanity Fair ran a cover story on the woman hired to save Yahoo. “Will Success Spoil Yahoo’s Marissa Mayer?” the US publication asked(...)

Janet McCollum: as chief executive of Moy Park, she is, in effect, the North’s highest-ranking local female boss. Photograph: Paulo Fridman/Bloomberg

What do Marissa Mayer, Angela Ahrendts, Mairead Lavery and Janet McCollum all have in common?You’re probably familiar with Mayer, Yahoo’s chief execut(...)

Facebook chief operating officer Sheryl Sandberg. Photograph: Angelika Warmuth/AFP/Getty Images

‘What will I wear?” is one of the questions most women ask themselves when faced with a job interview, negotiation, media appearance or conference.(...)

“Google in Dublin recently ran an experiment to help them. It invited staff to check in their devices as they clocked off for the day, with the result that evenings were reportedly happier all around. Photograph: Cyril Byrne

Over the past week I have come up with a radical solution to one of our most intractable problems at work: how to stop our jobs silting up our (...)

Yahoo  shares were down 3.7 per cent at $36.82 in after-hours trading yesterday. Pictured is Yahoo president and chief executive Marissa Mayer. Photograph:   Ethan Miller/Getty Images

Yahoo Inc’s online ad prices slid again in the fourth quarter and Alibaba, the Chinese e-commerce giant in which it owns a big stake, saw revenue grow(...)