Scientists Map the Hidden Chemistry of Solar-Powered Catalysts

A new computational approach reveals how subtle structural changes in polyheptazine imides can dramatically influence their ability to convert sunlight into chemical energy. Photocatalysis offers a ...
WTVM

AHSAA approves new classification system for Alabama high schools

MONTGOMERY, Ala. (WTVM) - The Alabama High School Athletic Association Central Board of Control approved a new classification system for championship play for the 2026-27 and 2027-28 school years that ...
The State

New-look classifications set for SC high school sports after realignment. Take a look

The S.C. High School League on Friday released its new-look classifications that will be in effect for two years starting with fall sports in 2026. Class 5A once again will be one single ...
The New York Times

Why the New Cannabis Classification Matters

Moving cannabis to a category of drugs that includes some common medicines will have implications for research, businesses and patients. By Jan Hoffman President Trump on Thursday ordered cannabis to ...
Oregonian

OSAA flips decision, approves new classification system with 6A/5A hybrid leagues

The classifications and districts for the 2026-30 time block are officially set, and they came with some last-minute adjustments. The executive board and delegate assembly of the Oregon School ...
Florida Today

See where Brevard teams are placed in new FHSAA football classifications

The FHSAA has released a tentative list of new football classifications for the 2026 and 2027 seasons. A major change includes the elimination of Class 7A, shifting teams into classes 1A through 6A or ...
Sarasota Herald-Tribune

New FHSAA classes bring change for Sarasota, Manatee football teams

The Florida High School Football Association has released new classifications for the 2026-27 seasons. Sarasota and Manatee county teams will see new district and regional alignments. Several local ...
The Times Leader

PIAA releases football classifications for next two seasons

Wyoming Valley West football will have a new coach next season and a new PIAA classification. The Spartans were among five District 2 programs — three from the Wyoming Valley Conference — which moved ...
Palm Beach Post

Here's what the FHSAA voted to eliminate, keep in football after hours of discussion

The Florida High School Athletic Association voted to reduce the number of football classes for the 2026 and 2027 seasons. Florida will move from eight classifications (7A-1A plus Rural) to seven ...
Idaho Statesman

IHSAA sets its new classifications. 28 schools will change divisions next year

Idaho’s high school sports governing body set the classifications teams will play in for the next two school years Tuesday, providing clarity to a flurry of changes for the state’s athletes, schools ...
Healio

Definition and Classification

Primary immunodeficiency disorders (PIDs) are a heterogeneous group of disorders characterized, as the name suggests, by deficiencies (abnormal, poor or absent function) in the immune system. As ...