All Stories by Nikk Ogasa
- Environment
Fire-prone neighborhoods on the fringes of nature are rapidly expanding
The transition zone where unoccupied wildlands meet developed areas increased globally by about 35 percent from 2000 to 2020.
- Tech
Feather-inspired airplane flaps could boost flight performance
Rows of flaps inspired by bird wing feathers improve airfoil performance by boosting lift, reducing drag and mitigating stall.
- Math
Two teenagers have once again proved an ancient math rule
Ne’Kiya Jackson and Calcea Johnson have published 10 trigonometric proofs of the Pythagorean theorem, a feat thought impossible for 2,000 years.
- Earth
What leads rivers to suddenly change course?
An analysis of satellite data could help predict where rivers will change their course and where their rerouted flows will go.
- Climate
Why Hurricane Helene was so devastating
The tempest caused record-breaking storm surge on the coast and widespread and deadly flooding and debris flows in the Appalachian Mountains.
- Oceans
A vital ocean current is stable, for now
The Florida Current, a major contributor to a system of ocean currents that regulate Earth’s climate, has not weakened as much as previously reported.
- Physics
X-rays from nuclear blasts could defend Earth from asteroids
The X-ray pulses could deflect asteroids up to 4 kilometers wide, a new study suggests.
- Environment
A biogeochemist is tracking the movements of toxic mercury pollution
Exposing the hidden movements of mercury through the environment can help reduce human exposure.
- Earth
How earthquakes build beefy gold nuggets
The strain imparted by an earthquake can generate voltages in quartz veins that stimulate the mineralization of gold.
- Earth
Mantle waves buoy continents upward and bedeck them with diamonds
A phenomenon occurring deep underground may explain how vast plateaus form far away from tectonic plate boundaries.
- Climate
The world’s record-breaking hot streak has lasted 14 months. When will it end?
Science News spoke with NOAA climatologist Karin Gleason about the ongoing record-breaking streak of record-high global temperatures.
- Earth
Why Japan issued its first-ever mega-earthquake alert
After a magnitude 7.1 temblor jolted southern Japan, the chances of a subsequent, larger quake occurring in the next week had slightly increased, experts said.
