The U.S. Energy Dept. has withdrawn its federal definition of zero-emissions buildings and ended related technical assistance that many states and owners used as a benchmark. December 5, 2025 The U.S.

U.S. Department of Energy Headquarters, the Forrestal Building, in Washington, D.C. (Payton Chung/Flickr/CC BY-SA 2.0 DEED) DOE added that the definition established in 2024 was not a regulatory ...

In a verdict aimed at safeguarding the world's oldest mountain systems, the Supreme Court has accepted a uniform definition of the Aravali Hills and Ranges and banned grant of fresh mining leases ...

Nonrenewable energy sources like fossil fuels are being depleted and will eventually run out. 91% of U.S. energy in 2023 came from nonrenewable sources including petroleum and natural gas. Despite ...

Nuclear energy is a form of energy released from the nucleus, the core of atoms, made up of protons and neutrons. This source of energy can be produced in two ways: fission – when nuclei of atoms ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Rajeev Dhir is a writer with 10+ years of experience as a journalist with a background in broadcast, print, and digital newsrooms. Thomas J. Brock is a CFA and CPA with more than 20 years of ...

In 1902, physicist Philipp Lenard discovered that the breaking of water droplets in waves, waterfalls, rain, or mist releases negative ions into the air. This occurs because, upon breaking, the ...

Researchers have for the first time measured the first ionization energy of lawrencium, the last of the actinides, validating predictions of the element’s electronic structure (Nature 2015, DOI: ...

Section 1. Purpose. The energy and critical minerals (“energy”) identification, leasing, development, production, transportation, refining, and generation capacity of the United States are all far too ...