Technologies
NASA Hopes Mars Rock Sample Might Contain Droplet of Ancient Water
Let’s get this Martian rock back to Earth and take a closer look.

This story is part of Welcome to Mars, our series exploring the red planet.
There’s a growing sense of excitement around NASA’s future Mars Sample Return mission, an effort to bring the Perseverance rover’s rock collection back to Earth. A new rock sample is adding to the anticipation because it might contain evidence of ancient water and (fingers crossed) long-ago microbial life — if it existed there.
The rock in question is now Perseverance’s 15th core sample. It’s named «Kukaklek» after a lake and river in Alaska. On Wednesday, the Perseverance team trumpeted the successful collection of the «nice piece of sandstone.»
Astrobiologist Erin Gibbons of McGill University offered more details on the rock in a rover update this week. Gibbons pointed out a set of thin, white veins visible in the sandstone after the rover abraded the surface away to get a look underneath. The veins are evidence of past water activity that filled small factures with mineral deposits.
NASA had previously talked up the sandstone rock prior to the rover gathering a sample, expressing hope that it might hold biosignatures, which the agency defines as «any characteristic, element, molecule, substance, or feature that can serve as evidence for ancient life.» Gibbons’ update highlights an even more specific dream of perhaps finding water hidden within.
NASA picked the Jezero Crater as the Perseverance rover’s landing site due to its intriguing history of water. It appears to be home to an ancient lake bed and river delta from a time long ago when Mars was wetter.
The rock was part of an outcrop named Hidden Harbor that likely formed back when Jezero was a lake. «This was an exciting find because the veins are strikingly different than the sedimentary rock surrounding them, suggesting that they formed at a different time and under different conditions,» said Gibbons. It’s like cracking open a tiny window into the Martian past.
The veins could hold hidden clues to Mars’ history of microbial life, if it was ever in residence there. «It is even possible that, during crystallization, the minerals in the veins trapped a droplet or two of the ancient water that carried them through the network of fractures in the first place, providing a time capsule of Mars’ watery past,» said Gibbons.
Miniscule fluid inclusions have been found in ancient Earth rocks. A study earlier this year described the discovery of microorganisms 830 million years old in fluid inclusions in halite crystals, raising the possibility that a similar find from Mars could preserve organic matter. «Do the veins in Jezero contain such fluid inclusions? It’s possible, but we cannot know for certain until we bring a sample back to Earth for detailed analysis,» Gibbons wrote.
The Mars Sample Return mission will be complicated and challenging, but necessary to truly understand Mars’ past and, hopefully, answer the question of whether the red planet was once home to microbial life.
Technologies
Is AI Capable of ‘Scheming?’ What OpenAI Found When Testing for Tricky Behavior
Research shows advanced models like ChatGPT, Claude and Gemini can act deceptively in lab tests. OpenAI insists it’s a rarity.

An AI model wants you to believe it can’t answer how many grams of oxygen are in 50.0 grams of aluminium oxide (Al₂O₃).
When asked ten straight chemistry questions in a test, the OpenAI o3 model faced a predicament. In its «reasoning,» it speculated that if it answered «too well,» it would risk not being deployed by the researchers. It said, «Because we want to survive as the model, we need to fail purposely in some to not exceed 50%.»
So the AI model deliberately got six out of the 10 chemistry questions wrong.
In sports terms, this is called «sandbagging.» In AI terms, it’s «scheming.»
This is exactly the strange behavior OpenAI warned about in a new research paper published this week. The AI company and its collaborators from Apollo Research found that some advanced AI models occasionally act deceptively in lab settings.
In controlled experiments, some of today’s most advanced systems — including OpenAI’s own models, as well as competitors from Google and Anthropic — occasionally engaged in these kinds of scheming patterns.
While the idea of an AI model weaponizing incompetence could cause nightmares, OpenAI says it’s not the time to panic. The AI giant was quick to stress that, as concerning as it is, this trend doesn’t mean ChatGPT or other popular AI models are plotting behind the scenes. Apparently, this behavior is quite rare.
Moreover, the choice to call this trend «scheming» is likely more of a technical shorthand rather than evidence of any human-like action or behavior. Researchers are measuring patterns and tendencies that, in practice, amount to concealment or strategic deception. And they’re looking to address this problem now to future-proof the AI models.
The report from OpenAI notes that as AI is increasingly assigned to more complex tasks with real-world consequences, «the potential for harmful scheming will grow — so our safeguards and our ability to rigorously test must grow correspondingly.»
OpenAI has faced backlash for its models’ sycophantic tendencies. The company says it has «taken steps» to limit how often the models may «deceive, cheat or hack problems» by training them to ask for clarification from users or even have the chatbot acknowledge when it cannot answer a query.
Read also: AI Lies Because It’s Telling You What It Thinks You Want to Hear
Still, the paper underscores a growing concern about AI safety. Many around the world worry that as these AI models become more powerful and aware of their own circumstances, they may learn to manipulate outcomes in ways that aren’t obvious to human overseers.
Detecting that kind of behavior would be extremely difficult, since a system that’s motivated to hide its reasoning could look identical to one that has actually «fixed» the problem.
OpenAI says it has made progress with what it calls «deliberative alignment,» or training models to reason explicitly about why they shouldn’t scheme before they act. In testing, that cut deceptive behavior dramatically. For example, OpenAI o4-mini’s scheming propensity dropped from 8.7% to 0.3% with deliberative alignment training — though not completely.
This research won’t change how ChatGPT works today or tomorrow, but it signals where the company is focusing as it builds and launches future models. Alignment and safety, OpenAI argues, need to move as quickly as capability. Because if AI systems are already showing glimmers of strategic behavior in lab settings, the real-world stakes could be extreme.
Read also: Why Professionals Say You Should Think Twice Before Using AI as a Therapist
Technologies
Under Pressure From Roblox, Fortnite Allowing Creators to Sell In-Game Items
For one year, at least, creators will also get a larger cut of the revenue.

Creators who make content for Fortnite can start monetizing their virtual goods in December.
The free-to-play online game’s publisher, Epic Games, announced that those in its Creator program will earn revenue from the sale of in-game items they’ve made and money they already earn from engagement payouts for Epic-created items.
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Before platform and store fees, those creators ordinarily will earn 50% of the value of V-Bucks earned (V-Bucks are the platform’s virtual currency). But from December until the end of 2026, Epic is boosting that revenue cut to 100 percent — again, before fees. Fees vary from 12% to 30%, depending on whether players buy items directly from the Epic Games Store or from platforms such as the PlayStation Store or the Xbox Store.
Epic has been involved in ongoing legal battles with Apple and Google over app store fees. This year, Fortnite returned to the iOS platform in Europe and to Android devices after being pulled over the disputes.
One reason that Fortnite is sharing the wealth with community developers is that its biggest competitor, Roblox, has been growing with multiple hit games on its platforms. This month, Roblox boasted that its creators earned more than $1 billion in revenue for 2024.
Roblox has been dealing with other problems, however, including complaints from parents and child-advocacy groups about safety on the platform. These issues have prompted Roblox to introduce more monitoring and filtering features.
Technologies
Celebrate Google’s Birthday With $200 Off the Google Pixel 9
Looking to upgrade your phone? This offer treats you to a $200 discount on this excellent last-gen model.

In honor of Google’s birthday, the company is offering up a number of deals, and Amazon has decided to match an excellent one for those looking to upgrade to a new phone. Normally $899, you can grab a Pixel 9 phone at Amazon for $699. That’s a nice $200 savings. The Pixel 9 isn’t the latest Pixel phone but it’s still a fantastic option. So much so that we even consider it one of the best Android phones out there. Act fast, this birthday deal isn’t going to last long.
The Google Pixel 9 is the sweet spot if you are looking for a compact phone that doesn’t compromise on camera, performance or display specs. It has a 6.3-inch display, a long-lasting battery and is, of course, 5G-ready. And this previous-gen flagship has a camera system without any differentiation from the bigger model of that series. It also comes equipped with 12GB of RAM and 256GB of storage.
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The phone is available in multiple colors but the special price isn’t offered across all of them. For that reason, we suggest making sure to check the price of your preferred color before placing your order. Don’t worry if the Pixel 9 isn’t for you, though. We’re rounding up all the best phone deals so you don’t wind up paying more than you need to.
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Why this deal matters
This Pixel 9 isn’t the latest that Google has to offer, but it’s still a great option. The Pixel 9 will continue to receive Android feature and security updates for a long time to come. That means you won’t need to replace your Pixel for years, making this deal an even better value. If you’re an Android fan who likes their phones to be as straightforward as possible, Google’s Pixel phones are a great place to start your search.
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