=== HTTP code : 200 ===

Response headers
================
HTTP/2 301 
content-type: text/html;charset=UTF-8
location: https://science.howstuffworks.com/environmental/energy/solar-cell.htm#pt3
date: Fri, 09 May 2025 22:01:40 GMT
server: nginx
expires: Sat, 10 May 2025 18:01:40 -0400
x-cache: Hit from cloudfront
via: 1.1 2f9dde02d417472d74833382d313abde.cloudfront.net (CloudFront)
x-amz-cf-pop: JFK52-P6
x-amz-cf-id: nFaG4Ue9cdmJGksaybtDRoTU4QUhDdnZ0BLPbO1chZB88f8as55Xog==
age: 24918

HTTP/2 200 
content-type: text/html;charset=UTF-8
date: Fri, 09 May 2025 20:28:49 GMT
server: nginx
expires: Sat, 10 May 2025 16:28:49 -0400
x-cache: Hit from cloudfront
via: 1.1 88b020899fa30b97646f62e44ca6ea2a.cloudfront.net (CloudFront)
x-amz-cf-pop: JFK52-P6
x-amz-cf-id: f0x7lFMXoF8_PO-R8Gv1u2IBdxrHmj9HGNuWInBNW4P0kQSC_KWflQ==
age: 30489

Request headers
================
GET /environmental/energy/solar-cell.htm HTTP/2
Host: science.howstuffworks.com
user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.5112.34 Safari/537.36
accept: */*
referer: https://greenmanual.rutgers.edu
connection: close
range: bytes=0-2048


Link is valid.