Category: Technology
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Life on Mars? NASA Says Rock Sample Shows Potential Signs of Ancient Life
Long ago, life left microscopic signatures on Mars—or did it? That’s the question NASA scientists have been trying to answer for years. On Wednesday, NASA researchers said the answer may lie in a rock sample that “contains potential biosignatures”. The discovery, published on Wednesday in the journal Nature, puts the agency one step closer to…
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NASA Bets on Space Missions to Search for Life on Moons and Planets
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Sixty years after the first mission to Mars, Mariner 4, which aimed to capture images of the Red Planet, the expedition involving the Perseverance rover is already considered the most exciting by the scientific community and the closest to locating life outside planet Earth. This is the assessment of the North American Space Agency (NASA)…
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Why Parents Need to Talk to Their Teens About AI — And How to Start the Conversation
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Many young people use AI tools like ChatGPT for homework and mental health crises without adult guidance. Experts say parents should lead conversations about ethical use, benefits, and risks of this evolving technology.
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Are We Alone in the Universe After All? Experts Explain Why—Probably Not
Gazing at the starry sky and wondering if we’re alone in the universe is an exercise that has intrigued scientists for centuries. BBC News Brasil highlighted in a recent report that, despite the lack of definitive proof, experts believe it’s almost impossible for life to exist only on Earth. After all, our planet is just…
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Seven out of every 10 high school students in Brazil use generative AI for research
Seven out of every ten Brazilian high school students who use the internet employ generative artificial intelligence (AI) tools, such as ChatGPT and Gemini, to conduct school research. Despite this, few of them (only 32% of the total) have received any guidance at school on how to use this technology safely and responsibly. The information…
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Authorities Announce a ‘Framework’ for Keeping TikTok Online in the US
US authorities say they have reached a “framework” for a deal with China on the fate of the immensely popular short-video platform TikTok, an apparent breakthrough in the multi-year standoff over banning the Chinese-owned app. Treasury Secretary Scott Bessent announced the news after two days of talks with Chinese officials in Madrid. He added that…
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These brain implants express what you’re thinking — even when you don’t want them to
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Surgically implanted devices that allow people with paralysis to speak can also intercept your inner monologue. That’s the conclusion of a study on brain-computer interfaces (BCIs) published in the journal Cell. The discovery could lead to BCIs that allow paralyzed users to produce synthesized speech more quickly and with less effort. But the idea that…
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These Brain Implants Reveal Your Thoughts — Even When You Don’t Want
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Surgically implanted devices that allow paralyzed people to speak can also listen to their inner monologue. That’s the conclusion of a study on brain-computer interfaces (BCIs) in the journal Cell. The discovery could lead to BCIs that allow paralyzed users to produce synthesized speech more quickly and with less effort. But the idea that the…
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Child Abuse Reports in Brazil Surge 114% After Video
The number of reports of explicit material depicting children and adolescents collected by the online human rights NGO SaferNet surged 114% since influencer and comedian Felipe Bressanim Pereira, widely known as Felca, described how content creators make money by exploiting minors in sexualized scenarios. In the video, which has amassed over 38 million views, Felca…
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See the tips for protecting children and adolescents on social media
The complaints made by influencer Felca Bress, in a video published last week, brought into focus the risks that social networks pose to children and adolescents and how there is no regulation on the use of images of minors in these virtual spaces. The scenes exposed by Felca shocked and provoked reactions from the National…