Biology
What Is Neuroscience and How Does the Brain Work?
Neuroscience is the study of the nervous system—from molecules and individual neurons to circuits, behavior and cognition—and the brain works by coordinating electrical…
System
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Articles about System
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New technology
What Is Energy Storage and Why Does It Matter?
Energy storage captures energy when it is available and releases it later, helping power systems match supply with demand across timescales from seconds to seasons.
Space science
NASA Artemis: Missions to the Moon Explained
Artemis is NASA’s campaign to build a sustained human exploration capability around and on the Moon, using Orion, the Space Launch System, commercial lunar landers, surf…
Space science
What Is the Nearest Exoplanet to Earth?
Proxima Centauri b is the nearest confirmed exoplanet to Earth known today, orbiting Proxima Centauri a little more than four light-years from our solar system.
Discover science
What Is Quantum Entanglement?
Quantum entanglement is a relationship between quantum systems in which their joint state cannot be described as independent states for each part, producing correlations…
AI - Artificial intelligence
How AI Is Used in Weather Forecasting
AI weather models learn patterns from historical atmospheric data and can produce forecasts quickly, complementing the physics-based numerical models used by meteorologi…
AI - Artificial intelligence
What Are Foundation Models in AI?
Foundation models are AI models trained on broad data so they can be adapted to many downstream tasks rather than being built for only one narrow job.
AI - Artificial intelligence
What Are Large Language Models?
Large language models are machine-learning models trained on large text collections to predict and generate language, often using the transformer architecture.
Discover science
What Is Quantum Physics?
Quantum physics describes matter and energy at atomic and subatomic scales, where probabilities, quantization, superposition, and wave behavior become essential.
AI - Artificial intelligence
AI for Science: How AI Is Changing Scientific Research
AI for science uses machine learning, foundation models and research agents to analyze data, propose models, guide experiments and accelerate parts of scientific discove…
Biology
What Are Neurons and How Do They Work?
Neurons are electrically excitable cells that receive, process, and transmit information through electrical signals and chemical communication at synapses.
AI - Artificial intelligence
What Is Embodied AI?
Embodied AI studies intelligent agents that perceive and act through a physical or simulated body, grounding learning and reasoning in interaction with an environment.
Space science
What Are Exoplanets?
Exoplanets are planets beyond our solar system. They range from small rocky worlds to giant planets and can orbit stars very different from the Sun.
AI - Artificial intelligence
What Is Agentic AI? How AI Agents Work
Agentic AI describes AI systems that can pursue goals through planning, tool use, actions and feedback. AI agents are concrete systems that implement this pattern with m…
AI - Artificial intelligence
What Is Generative AI and How Does It Work?
Generative AI learns patterns from large datasets and uses those patterns to create new text, images, audio, code, and other content.