# Secondary-sphere hydrogen bonding promotes catalytic nitrate reduction at iron

> **Open Intelligence Dossier** · First detected: 2026-09-24 10:40 UTC · Category: Science

## Executive Summary
4 news sources are covering this Science story right now — PULSE is tracking how fast it spreads.

## Intelligence Brief
"Secondary-sphere hydrogen bonding promotes catalytic nitrate reduction at iron" is generating significant coverage in the Science category, with 5 articles from 4 distinct sources tracked by PULSE so far.


Outlets currently covering the story include Bioengineer.org, Earth.com, Phys.org and Nature. PULSE measures a story's velocity from how quickly new articles appear and how many independent newsrooms join the coverage.


This brief was generated by PULSE's extractive engine from coverage metadata only. The latest headlines from every source are listed below; the velocity chart shows how the story is developing in real time.

## Multi-Source Evidence Table
| Source Outlet | Headline | Verification URL |
|---|---|---|
| Bioengineer.org | Second-Sphere Hydrogen Bonds Give Iron Catalysts a Boost in Nitrate Reduction | [Source Link](https://news.google.com/rss/articles/CBMipAFBVV95cUxOcG91aDlTa0RJMFRjWHFpdXgtcVlzemdOUlBnU2ZGZjFZRzl6SHBtR08zT1pPYndZdi1zLUtpb29jc0tvYldrN3JuQTRXbkZ5VC1pZEdHejA1STZ2d2J2b1NpSWhvbVFrRFpFR2gtVHg4Xy0tNmhkVFI1d2J0UXlIbFFKc1gyNVZqNF9jSmk5ZS05eDRtWnd1SUZROUZGeWJGUnc5Uw?oc=5) |
| Bioengineer.org | Chemists Harness Hydrogen Bonds to Break Down Persistent Nitrate Pollution | [Source Link](https://news.google.com/rss/articles/CBMioAFBVV95cUxQdkhwYTRWNWFXUVdSbWY1cThNQUpKbGhNeTR2T0FrZ0gweE5OYjlIM3pEVzYtMzA2VGs1M1ltRERXUDNnNE9qNlYtNXZoblUtT08yLXpDYmNUYmtZTlV1VE5YaGpZUjRpSkp1VkYyM1NFRFprOEVXY3lKNFg4UkMteTBjRWVSTVlYemx0QzNQQVZhbkNFN0haTEhaVnZhSFot?oc=5) |
| Earth.com | Chemists borrowed a trick from plants to break down the pollutant behind algal blooms | [Source Link](https://news.google.com/rss/articles/CBMivAFBVV95cUxPTThISVd6UkxjR1Qza0JGMXYxR3oxU093SWJTUUtHYzJ1bmRmLVZWUHRJRU9Jbmg0V1pRQkRyUmR5ZlF3S01DQnN6RVdlQ2xOQ19EZFlhNnItdnpjbnAxR0xGeGFfQXkwZC1acDIxZWRzR3JVYUpJZHlMNXYzSUtrMFQ3OFJDUXcwWWJLdnZ1cGd3UnhWVVNER0xaWmpYcHljWlFKSEFzV1BuN3FuT04wVWhJYWtGTXFfM091YQ?oc=5) |
| Phys.org | Iron complex breaks down stubborn pollutant using light-powered reaction | [Source Link](https://news.google.com/rss/articles/CBMif0FVX3lxTFBwZUFXTTN0YkN5d2I3Q0hQY1JtTWY4SUNxVU1XelRMLVVuMUJWbmRqeE9nRFpqdlp3VGExdUdBaG5TRm1YUlRzVWJHd0c3V3g3emhwQ0VDZWZHQ015dm9VYm1vazlyeXJ3WldCblp6SHhiUXBjR05SZmJZQU5FSGs?oc=5) |
| Nature | Secondary-sphere hydrogen bonding promotes catalytic nitrate reduction at iron | [Source Link](https://news.google.com/rss/articles/CBMiX0FVX3lxTE5uUHMtWUtZUThiU3hvSW9NUjdDRERPNFZlcFAyTW5Rbm9PcXIwQTN1SGt4LW5qNDd3U1l5TDYwbkVZQVlDb2dvMWhUckpJbm45YlVrYWctc2dCV01ST2w0?oc=5) |

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*Canonical Source: https://pulse.byoaiapps.com/trend/2026-09-24/secondary-sphere-hydrogen-bonding-promotes-catalytic-nitrate-reduction-at-iron*