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Daily spotlight science and technology news stories from Phys.org.

This includes stories in the fields of physics, nanotechnology, electronics, space and earth sciences, biology, chemistry, computer sciences, engineering, mathematics, etc.

Readers may bookmark and share favorite stories from the app.

The Phys.org app is ads-free.

Free app content is limited to selected spotlight stories. Access to Phys.org's full content is available with the monthly subscription plan for just $0.99. Your first subscription week is free.

Monthly subscription options:

- Unlimited digital access on any device for $0.99 per month. You will be charged in your local currency at the prevailing exchange rate as defined by App Store.
- The app offers 7 days trial. At the end of the free trial period, the full price of the subscription will be charged thereafter. Cancellations must occur 24 hours before the end of the subscription period to avoid being charged.
- Payment will be charged to iTunes Account at confirmation of purchase.
- Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period.
- Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal.
- Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase.
- No cancellation of the current subscription is allowed during active subscription period.

Privacy policy can be found at http://sciencex.com/help/privacy/
Terms of use: https://sciencex.com/help/terms/
Feedback and comments: https://sciencex.com/help/feedback/

Daily spotlight science and technology news stories from Phys.org.

This includes stories in the fields of physics, nanotechnology, electronics, space and earth sciences, biology, chemistry, computer sciences, engineering, mathematics, etc.

Readers may rate, bookmark and share favorite stories from the app.

The Phys.org app is ads-free.

Free app content is limited to selected spotlight stories. Access to Phys.org's full content is available with the monthly subscription plan for just $0.99. Your first subscription week is free.

Monthly subscription options:

- Unlimited digital access on any device for $0.99 per month. You will be charged in your local currency at the prevailing exchange rate as defined by App Store.
- The app offers 7 days trial. At the end of the free trial period, the full price of the subscription will be charged thereafter. Cancellations must occur 24 hours before the end of the subscription period to avoid being charged.
- Payment will be charged to iTunes Account at confirmation of purchase.
- Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period.
- Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal.
- Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase.
- No cancellation of the current subscription is allowed during active subscription period.

Privacy policy can be found at http://sciencex.com/help/privacy/
Terms of use: https://sciencex.com/help/terms/
Feedback and comments: https://sciencex.com/help/feedback/

Daily spotlight science and technology news stories from Phys.org.

This includes stories in the fields of physics, nanotechnology, electronics, space and earth sciences, biology, chemistry, computer sciences, engineering, mathematics, etc.

Readers may rate, bookmark and share favorite stories from the app.

The Phys.org app is ads-free.

Free app content is limited to selected spotlight stories. Access to Phys.org's full content is available with the monthly subscription plan for just $0.99. Your first subscription week is free.

Monthly subscription options:

- Unlimited digital access on any device for $0.99 per month. You will be charged in your local currency at the prevailing exchange rate as defined by App Store.
- The app offers 7 days trial. At the end of the free trial period, the full price of the subscription will be charged thereafter. Cancellations must occur 24 hours before the end of the subscription period to avoid being charged.
- Payment will be charged to iTunes Account at confirmation of purchase.
- Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period.
- Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal.
- Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase.
- No cancellation of the current subscription is allowed during active subscription period.

Privacy policy can be found at http://sciencex.com/help/privacy/
Terms of use: https://sciencex.com/help/terms/
Feedback and comments: https://sciencex.com/help/feedback/

Daily spotlight science and technology news stories from Phys.org.

This includes stories in the fields of physics, nanotechnology, electronics, space and earth sciences, biology, chemistry, computer sciences, engineering, mathematics, etc.

Readers may rate, bookmark and share favorite stories from the app.

The Phys.org app is ads-free.

Free app content is limited to selected spotlight stories. Access to Phys.org's full content is available with the monthly subscription plan for just $0.99. Your first subscription week is free.

Monthly subscription options:

- Unlimited digital access on any device for $0.99 per month. You will be charged in your local currency at the prevailing exchange rate as defined by App Store.
- The app offers 7 days trial. At the end of the free trial period, the full price of the subscription will be charged thereafter. Cancellations must occur 24 hours before the end of the subscription period to avoid being charged.
- Payment will be charged to iTunes Account at confirmation of purchase.
- Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period.
- Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal.
- Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase.
- No cancellation of the current subscription is allowed during active subscription period.

Privacy policy can be found at http://sciencex.com/help/privacy/
Terms of use: https://sciencex.com/help/terms/
Feedback and comments: https://sciencex.com/help/feedback/

Daily spotlight science and technology news stories from Phys.org.

This includes stories in the fields of physics, nanotechnology, electronics, space and earth sciences, biology, chemistry, computer sciences, engineering, mathematics, etc.

Readers may rate, bookmark and share favorite stories from the app.

The Phys.org app is ads-free.

Free app content is limited to selected spotlight stories. Access to Phys.org's full content is available with the monthly subscription plan for just $0.99. Your first subscription week is free.

Monthly subscription options:

- Unlimited digital access on any device for $0.99 per month. You will be charged in your local currency at the prevailing exchange rate as defined by App Store.
- The app offers 7 days trial. At the end of the free trial period, the full price of the subscription will be charged thereafter. Cancellations must occur 24 hours before the end of the subscription period to avoid being charged.
- Payment will be charged to iTunes Account at confirmation of purchase.
- Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period.
- Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal.
- Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase.
- No cancellation of the current subscription is allowed during active subscription period.

Privacy policy can be found at http://sciencex.com/help/privacy/
Terms of use: https://sciencex.com/help/terms/
Feedback and comments: https://sciencex.com/help/feedback/

Daily spotlight science and technology news stories from Phys.org.

This includes stories in the fields of physics, nanotechnology, electronics, space and earth sciences, biology, chemistry, computer sciences, engineering, mathematics, etc.

Readers may rate, bookmark and share favorite stories from the app.

The Phys.org app is ads-free.

Free app content is limited to selected spotlight stories. Access to Phys.org's full content is available with the monthly subscription plan for just $0.99. Your first subscription week is free.

Monthly subscription options:

- Unlimited digital access on any device for $0.99 per month. You will be charged in your local currency at the prevailing exchange rate as defined by App Store.
- The app offers 7 days trial. At the end of the free trial period, the full price of the subscription will be charged thereafter. Cancellations must occur 24 hours before the end of the subscription period to avoid being charged.
- Payment will be charged to iTunes Account at confirmation of purchase.
- Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period.
- Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal.
- Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase.
- No cancellation of the current subscription is allowed during active subscription period.

Privacy policy can be found at http://sciencex.com/help/privacy/
Terms of use: https://sciencex.com/help/terms/
Feedback and comments: https://sciencex.com/help/feedback/