For the first time since 1990, two American men aged 20 and younger made the third round in Melbourne.

There are three American men aged 23 and under in the second week of a Grand Slam. That hasn't happened since 2003 ...

Learner Tien has announced himself on the world stage with a huge upset victory over world No. 5 Daniil Medvedev, emerging as ...

Learner Tien, a 19-year-old from California, toppled No. 5 seed Daniil Medvedev at the Australian Open. He’s now the youngest ...

American qualifier Learner Tien became the youngest man to reach the Australian Open fourth round in 20 years as he beat an ...

Two friends from California, Learner Tien and Alex Michelsen, have both reached the fourth round at the Australian Open. Tien ...

Corentin Moutet (No. 69 ranking) will face Learner Tien (No. 121) in the Round of 32 of the Australian Open on Friday, ...

The 19-year-old American upset fifth-seeded Daniil Medvedev in a five-set Australian Open marathon that lasted nearly five ...

Learner Tien stunned the tennis world on Thursday, claiming an upset second round victory over Daniil Medvedev at the Australian Open. The teenage talent beat the No. 5 seed in a thrilling five ...

Jannik Sinner continues Australian Open defence with straightforward win; Gael Monfils, 38, dumps out fourth seed Taylor ...

The 19-year-old Learner Tien became the youngest player since Rafael Nadal in 2005 to reach this stage of the men's singles ...

Learner Tien (No. 121) will meet Lorenzo Sonego (No. 55) in the Round of 16 at the Australian Open on Sunday,9.Sonego ...