ChatGPT gets a massive upgrade – here are the 3 biggest changes

Strava acquires Runna – why Garmin should be worried. Plus: New Mario Kart World details
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April 17, 2025
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Artificial intelligence
ChatGPT just got another huge AI upgrade
OpenAI has pushed out more upgrades for ChatGPT (JarTee / Shutterstock)
ChatGPT is now on another level in terms of its underlying AI, with developer OpenAI rolling out new o3 and o4-mini models that are faster and smarter than ever.
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Wearables
Strava's new acquisition should have Garmin worried
Strava and Runna are joining forces (Strava)
Watch out Garmin: Strava just acquired the AI-powered running platform Runna, and given the quality of the tech in the Strava and Runna apps, we have high hopes.
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Phones
A plausible new iPhone 17 Pro render just leaked
The iPhone 16 Pro is due a successor later this year (Future)
We now have a pretty good idea of what the iPhone 17 Pro is going to look like, as the latest leaked render ditches the two-tone look for a more realistic design upgrade.
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    Gaming
    Nintendo shares new Mario Kart World details
    We're more than ready for Mario Kart World (Nintendo)
    We're almost as excited about the launch of Mario Kart World as we are about the Switch 2 console that's going to run it, and we just learned some new details about the game.
    Read the full story
    Entertainment
    A horrifying new 28 Years Later trailer has landed
    The horror franchise is getting a third instalment (Sony Pictures)
    28 Years Later could end up being the horror movie of 2025, if we're judging it by the gripping new trailer that just landed (and the talent involved on and off screen).
    Read the full story
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