01Space
A Weather Map for a Distant World Separates Cloud From Chemistry
Repeated infrared observations are helping astronomers distinguish moving cloud decks from the chemical signatures in an exoplanet atmosphere.
Analysis / 7 min
Complete archive
All stories
A chronological index of 35 reports, explainers, interviews, and field notes from the Helix desks.
Chronology
Page 1 / 3- 02Life
Cold Pockets Inside Kelp Forests May Buy Marine Life Time
Divers and autonomous sensors are mapping small temperature refuges that broad ocean forecasts can miss.
Field Report / 7 min
- 03Earth
Mud Beneath an Antarctic Lake Holds a Longer Climate Memory Than Ice
A field team is recovering layered sediment that records how wind, meltwater, and microscopic life changed across thousands of seasons.
Field Report / 8 min
- 04Health
Wastewater Signals Can Give Flu Teams an Earlier View
Public-health laboratories are testing how viral measurements in sewage can complement clinics without turning one noisy signal into a forecast.
Field Report / 7 min
- 05Physics
A Quantum Sensor Network Looks for Dark Matter as a Shared Disturbance
Instead of waiting for one detector to spike, physicists are comparing synchronized instruments for a pattern that crosses them in sequence.
Field Report / 8 min
- 06Space
A Far-Side Seismic Network Could Listen Below the Moon's Oldest Craters
Prototype instruments are being designed to survive long lunar nights while recording the faint vibrations that reveal the Moon's interior.
Field Report / 8 min
- 07Technology
A Sodium Battery Pilot Trades Compactness for a More Available Material
Grid operators are testing whether sodium-ion systems can deliver dependable daily storage without competing for the same supply chains as lithium.
Analysis / 7 min
- 08Technology
A Robotic Pollinator Learns That Flowers Do Not Wait in a Grid
A field prototype is trading laboratory precision for gentler contact, faster recovery, and navigation that tolerates moving plants.
Field Report / 7 min
- 09Space
A New Map of the Cosmic Web Turns Empty Space Into Structure
Early survey fields from a space telescope show how weak gravitational lensing can make dark matter visible as a pattern rather than a picture.
Discovery / 8 min
- 10Physics
Inside the Repair Plan for a Fusion Magnet That Cannot Simply Be Replaced
Engineers are developing remote tools and inspection sequences for superconducting hardware buried inside a tightly coupled machine.
Field Report / 9 min
- 11Life
A Reef's Night Chorus Offers a Faster Clue to Recovery
Marine biologists are using hydrophones to listen for the crackles, pops, and low-frequency signals that reveal whether damaged reefs are becoming habitat again.
Field Report / 7 min
- 12Health
Why Microbiome Trials So Often Disagree
Diet, sampling, sequencing, medication, and statistics can all move a microbiome result before biology enters the argument.
Explainer / 8 min
