Reference Terms
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Biodiesel
Biodiesel refers to a diesel-equivalent, processed fuel derived from biological sources.
Note: The above text is excerpted from the Wikipedia article "Biodiesel", which has been released under the GNU Free Documentation License.
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Matter & Energy News
May 23, 2025
May 14, 2025 — A new study achieves unprecedented accuracy in modelling extreme cosmic events like black hole and neutron star collisions by calculating the fifth post-Minkowskian (5PM) order, crucial for interpreting gravitational wave data from current and ...
May 8, 2025 — In space, energetic neutrinos are usually paired with energetic gamma rays. Galaxy NGC 1068, however, emits strong neutrinos and weak gamma rays, which presents a puzzle for scientists to solve. A new paper posits that helium nuclei collide with ...
May 8, 2025 — A new study of the 28 most populous U.S. cities finds that all are sinking to one degree or another. The cities include not just those on the coasts, where relative sea level is a concern, but many in the interior. Furthermore, using newly granular ...
May 7, 2025 — Physicists captured the first images of individual atoms freely interacting in space. The pictures reveal correlations among the 'free-range' particles that until now were predicted but never directly ...
Latest Headlines
updated 12:56 pm ET
May 23, 2025 — Researchers have discovered a new 2D material, confirming decade-old ...
May 23, 2025 — In biology, enzymes have evolved over millions of years to drive chemical reactions. Scientists have now derived universal rules to enable the de novo design of optimal enzymes. As an example, they ...
May 22, 2025 — The risk of heavy rainfall and severe flooding increases with climate change. But property owners -- regardless of size -- often underestimate their own responsibility and are unaware of what ...
May 21, 2025 — Researchers have unveiled a breakthrough in solid-state cooling technology, doubling the efficiency of today's commercial systems. Driven by the Lab's patented nano-engineered thin-film ...
May 21, 2025 — By carefully placing nanostructures on a flat surface, researchers have significantly improved the performance of so-called optical metasurfaces in conductive plastics. This is a major step for ...
May 21, 2025 — If you've ever sat waiting at the doctor's office to give a blood sample, you might have wished there was a way to find the same information without needles. But for all the medical breakthroughs of ...
May 21, 2025 — Scientists have demonstrated a new recording principle that improves recording efficiency by 35% by combining spin torque with conventional heat-assisted magnetic recording (HAMR). This advancement ...
May 21, 2025 — Researchers have demonstrated that by using a semiconductor with flexible bonds, the material can be moulded into various structures using nano ...
May 20, 2025 — Scientists developed a smartphone-compatible ethanol sensor using a metal-organic framework called Cu-MOF-74. The sensor visually detects ethanol concentrations across a wide range, with no ...
May 19, 2025 — More than 400 underwater sites in the United States are potentially contaminated with unexploded ordnance -- weapons that did not explode upon ...