Reference Terms
from Wikipedia, the free encyclopedia
Ellipse
In mathematics, an ellipse is a plane algebraic curve where the sum of the distances from any point on the curve to two fixed points is constant.
Note: The above text is excerpted from the Wikipedia article "Ellipse", which has been released under the GNU Free Documentation License.
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Science News
January 31, 2025
Jan. 30, 2025 — U of T Scarborough researchers have directly linked population decline in polar bears living in Western Hudson Bay to shrinking sea ice caused by climate ...
Jan. 29, 2025 — New research has combined cosmological data from two major surveys of the universe's evolutionary history and found hints that it may be less clumpy at certain points than previously thought. Their findings suggest that the universe may have become ...
Jan. 29, 2025 — Scientists detected all five nucleobases -- building blocks of DNA and RNA -- in samples returned from asteroid Bennu by NASA's OSIRIS-REx ...
Jan. 28, 2025 — Scientists developed advanced dating methods to track geological changes on the far side of the moon and found evidence of relatively recent ...
Latest Headlines
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Jan. 31, 2025 — Some biologists speculate that animals will get smaller with global warming to reduce heat stress. While this may be true of warm-blooded animals, ...
Jan. 31, 2025 — Chemists have found a new way to determine 3D genome structures, using generative AI, that can predict thousands of genome structures in minutes, making it much speedier than existing methods for ...
Jan. 31, 2025 — Researchers compared the environmental impacts of lithium-ion battery recycling to mining for new materials and found that recycling significantly outperforms mining in terms of greenhouse gas ...
Jan. 31, 2025 — Prolonged illnesses like cancer and chronic infections often leave the immune system in a state of exhaustion, where its frontline defenders -- T ...
Jan. 31, 2025 — A new study of satellite imagery and high-resolution climate model data upends previous assumptions and provides insight about how the atmosphere and ocean weather patterns interact. The new research ...
Jan. 31, 2025 — It's been known for some time that radiation impacts the structural integrity of concrete. However, until now the details of this were unknown. Researchers can finally demonstrate what properties of ...
Jan. 31, 2025 — DNA evidence has confirmed killer whales in Australia hunted a white shark for its liver. Based on DNA analysis from the bite wounds on the carcass of a large white shark washed ashore near Portland ...
Jan. 30, 2025 — By using optically active liquid crystals as reaction sites, researchers have successfully achieved the living polymerization of polymers with ...
Jan. 30, 2025 — Researchers have developed a new material that harnesses the power of enzymes more effectively. These materials have improved the reaction efficiency ...
Jan. 29, 2025 — Researchers have pioneered a new approach to simulate turbulent systems, based on ...